Minsun Harvey

US Patent 7088743 Laser source comprising amplifier and adaptive wavefront/polarization driver

US Patent 7088746 Laser module

US Patent 7088755 Nitride-base semiconductor laser device

US Patent 7088762 Multi-wavelength laser apparatus with rotatable mirror

US Patent 7095764 Laser driving method and laser driving device

US Patent 7095775 Dual-flow common combustor chemical laser

US Patent 7103081 DFB laser with ar coating selected to provide wide temperature range of operation

US Patent 7106775 Semiconductor laser devices

US Patent 7113526 Multi-wavelength grating-outcoupled surface emitting laser system

US Patent 7120173 Method for illuminating particles for the purpose of forming their images

US Patent 7130324 Axial flow type gas laser oscillator

US Patent 7158552 Low relative intensity noise fiber grating type laser diode

US Patent 7167489 GaN-based semiconductor laser device

US Patent 7173950 Low-noise high-power SHG laser system

US Patent 7177340 Extended cavity laser device with bulk transmission grating

US Patent 7212558 Liquid heat capacity lasers

US Patent 7224709 Electrical circuit for a directly modulated semiconductor radiation source

US Patent 7242705 Grating-outcoupled cavity resonator having uni-directional emission

US Patent 7260134 Dielectric coupled CO

US Patent 7263112 Optical module including a Peltier device therein and having a co-axial type package

US Patent 7263114 Semiconductor laser diode

US Patent 7274717 Dark fiber laser array coupler

US Patent 7286573 Conversion of type of quantum well structure

US Patent 7292616 CO

US Patent 7301979 Semiconductor laser

US Patent 7336684 Planar multiwavelength optical power supply on a silicon platform

US Patent 7339968 Current biased dual DBR grating semiconductor laser

US Patent 7342947 Dark fiber laser array coupler

US Patent 7342949 Laser scanning device

US Patent 7352505 Device and method for converting an optical frequency

US Patent 7359418 Quantum cascade laser

US Patent 7362786 Semiconductor laser element having tensile-strained quantum-well active layer

US Patent 7366217 Optimizing mirror reflectivity for reducing spontaneous emissions in photodiodes

US Patent 7372881 Semiconductor laser wavelength control device

US Patent 7379485 Semiconductor optical device

US Patent 7382809 Tunable fiber laser light source

US Patent 7382814 Semiconductor laser device and method of manufacturing the same

US Patent 7382816 Two-stage laser pulse energy control device and two-stage laser system

US Patent 7386022 Laser beam transmitter

US Patent 7386024 Quantum cascade laser device

US Patent 7386025 Surface emitting semiconductor laser array and optical transmission system using the same

US Patent 7388893 Vertical-cavity surface-emitting laser device array and method of manufacturing the same

US Patent 7388895 Corner-pumping method and gain module for high power slab laser

US Patent 7391794 Injection seeding of frequency-converted Q-switched laser

US Patent 7391795 Laser light source

US Patent 7391797 Integrated circuit for controlling a laser diode

US Patent 7391799 Mode selective semiconductor mirror for vertical cavity surface emitting lasers

US Patent 7391800 Vertical cavity surface-emitting semiconductor laser device, optical transmission module, optical transmission device, and optical switching method

US Patent 7391801 Electrically pumped Group IV semiconductor micro-ring laser

US Patent 7394837 Traveling-wave linear cavity laser

US Patent 7394838 Control for a tunable laser

US Patent 7394839 Method and apparatus for controlling light power

US Patent 7394840 Virtual optical axis determination using machine vision for passive optical alignment

US Patent 7397600 Laser pulse multiplier

US Patent 7397834 Nitride semiconductor laser device and method of manufacturing the nitride semiconductor laser device

US Patent 7400659 Method and device for performing DBR laser wavelength modulation free of thermal effect

US Patent 7400661 Automatic setting of laser diode bias current

US Patent 7400664 Laser array device and laser array control method

US Patent 7400665 Nano-VCSEL device and fabrication thereof using nano-colonnades

US Patent 7403551 Method and device for adjusting a laser

US Patent 7403552 High efficiency intersubband semiconductor lasers

US Patent 7403553 Absorbing layers for reduced spontaneous emission effects in an integrated photodiode

US Patent 7403554 Laser-diode-excited laser apparatus, fiber laser apparatus, and fiber laser amplifier in which laser medium doped with one of Ho

US Patent 7406110 Method and apparatus for controlling power of laser diodes

US Patent 7406111 Semiconductor laser diode and method for manufacturing the same

US Patent 7408967 Method of fabricating single mode VCSEL for optical mouse

US Patent 7408971 Longitudinally pumped solid state laser and methods of making and using

US Patent 7411986 Optical system laser driver with a built in output inductor for improved frequency response

US Patent 7411987 System and method for using an output transformer for laser diode drivers

US Patent 7411990 Laser-diode-excited laser apparatus, fiber laser apparatus, and fiber laser amplifier in which laser medium doped with one of Ho3+, Sm3+, Eu3+, Dy3+, Er3+, and Tb3+ is excited with GaN-based compound laser diode

US Patent 7411991 Tunable laser

US Patent 7411992 Light wavelength converting apparatus, control method of the same, and image projecting apparatus using the same

US Patent 7415049 Laser with tilted multi spatial mode resonator tuning element

US Patent 7415053 Optical transmitter with a least pair of semiconductor laser diodes

US Patent 7415057 Unstable optical resonator and laser device

US Patent 7418014 Surface-emitting type semiconductor laser, and method for manufacturing the same, optical switch, and optical branching ratio variable element

US Patent 7418016 Method and apparatus for modifying the spread of a laser beam

US Patent 7418017 Interferometer, in particular for determining and stabilizing the relative phase of short pulses

US Patent 7418021 Optical apertures for reducing spontaneous emissions in photodiodes

US Patent 7418023 Laser-diode-excited laser apparatus, fiber laser apparatus, and fiber laser amplifier in which laser medium doped with one of Ho

US Patent 7418024 High power vertical external cavity surface emitting laser

US Patent 7420994 Pulsed cascaded Raman laser

US Patent 7420996 Modular diode laser assembly

US Patent 7420998 Semiconductor laser device

US Patent 7420999 Nitride semiconductor laser element and method for manufacturing same

US Patent 7422377 Micro-module with micro-lens

US Patent 7424041 Wide tuneable laser sources

US Patent 7424044 Semiconductor laser device

US Patent 7426222 Laser apparatus

US Patent 7426227 Semiconductor laser device, optical disk apparatus and optical integrated unit

US Patent 7426228 Surface emitting type optical semiconductor device

US Patent 7426229 Line narrowing module, light source of exposure apparatus comprising the same, and method of producing exposure light using line narrowing

US Patent 7428255 Semiconductor laser

US Patent 7428257 Apparatus for optical pumping of a laser-active solid body

US Patent 7430227 Wavelength tunable laser source with parameter correction

US Patent 7430228 Semiconductor laser device and method of producing the same

US Patent 7430230 Tube solid-state laser

US Patent 7430231 Vertical cavity surface emitting laser (VCSEL) arrays pumped solid-state lasers

US Patent 7433373 Actively Q-switched laser system using quasi-phase-matched electro-optic Q-switch

US Patent 7433375 Laser trim and compensation methodology for passively aligning optical transmitter

US Patent 7433377 Laser drive method and apparatus

US Patent 7433379 Vertical-cavity surface emitting laser

US Patent 7433380 Semiconductor laser device and method for fabricating the same

US Patent 7433381 InP based long wavelength VCSEL

US Patent 7436868 Modular diode laser assembly

US Patent 7436870 Semiconductor laser device and method for manufacturing the same

US Patent 7436874 Laser device

US Patent 7440482 Nitride semiconductor laser element and method for manufacturing the same

US Patent 7443895 Modular diode laser assembly

US Patent 7443896 Optical midpoint power control and extinction ratio control of a semiconductor laser

US Patent 7443899 Surface emitting semiconductor laser diode and manufacturing method thereof

US Patent 7443900 Laser gain medium for solid state dye lasers

US Patent 7443902 Laser-based optical switches and logic

US Patent 7443903 Laser apparatus having multiple synchronous amplifiers tied to one master oscillator

US Patent 7447243 Laser emitting module, window cap, laser pointer, and light emitting module

US Patent 7447245 Optically pumped semiconductor laser pumped optical parametric oscillator

US Patent 7447246 Q-modulated semiconductor laser

US Patent 7447247 System and method for compensating for laser non-linearity in a laser driver system

US Patent 7447248 Semiconductor laser element and semiconductor laser element array

US Patent 7447249 Lighting system

US Patent 7450618 Laser system using ultrashort laser pulses

US Patent 7450621 Integrated laser-diffractive lens device

US Patent 7450622 Nitride-based semiconductor light-emitting device and method of fabricating the same

US Patent 7450623 Wavelength locked laser including integrated wavelength selecting total internal reflection (TIR) structure

US Patent 7450625 Optical element and method for manufacturing the same

US Patent 7453917 Supersonic all gas-phase iodine laser

US Patent 7457327 Fiber laser oscillators

US Patent 7457330 Low speckle noise monolithic microchip RGB lasers

US Patent 7457333 Light-transmitting module capable of responding a high-frequency over 10 GHz

US Patent 7457334 Semiconductor laser diode package

US Patent 7457335 Fast loop laser diode driver

US Patent 7457336 Laser diode drive circuit

US Patent 7457337 Optical module having case grounding using bypass capacitor

US Patent 7457338 Quantum well lasers with strained quantum wells and dilute nitride barriers

US Patent 7457339 Semiconductor laser apparatus

US Patent 7457340 High coherent power, two-dimensional surface-emitting semiconductor diode array laser

US Patent 7457341 Low loss grating for high efficiency wavelength stabilized high power lasers

US Patent 7457342 Laser device

US Patent 7457343 Lens structure, optical transmitter, and method for producing same

US Patent 7460566 Laser power reduction without mode change

US Patent 7460567 Laser wavelength locker

US Patent 7460568 Apparatus as tuning filter

US Patent 7460569 Solid state UV laser

US Patent 7460570 Green coherent light generating device using even nonlinear crystals

US Patent 7460572 Optical module and method for monitoring and controlling wavelengths

US Patent 7460575 Semiconductor laser and the method for manufacturing the same

US Patent 7460576 Semiconductor optical amplifier

US Patent 7460577 RF laser

US Patent 7460578 On-chip lenses for diverting vertical cavity surface emitting laser beams

US Patent 7460579 Multi-wavelength semiconductor laser device

US Patent 7463657 Intracavity frequency-tripled CW laser

US Patent 7463659 Can-type optical transmitting module utilizing a laser diode with impedance matching resistors

US Patent 7463661 Quantum nano-structure semiconductor laser

US Patent 7463662 Optical semiconductor device, manufacturing method therefor, and optical semiconductor apparatus

US Patent 7463664 Coherent light source and optical device

US Patent 7463665 Semiconductor laser diode

US Patent 7463666 Laser with hybrid-unstable ring resonator

US Patent 7463667 Solid-state laser and multi-pass resonator

US Patent 7463668 Wavelength tunable cavity with rotational movement

US Patent 7466726 Fast continuously wavelength tuning single frequency fiber laser using tunable polymer optical filters

US Patent 7466731 High efficiency, high power cryogenic laser system

US Patent 7466732 Laser diode package with an internal fluid cooling channel

US Patent 7466735 Manufacturing method of semiconductor device

US Patent 7466738 Surface emitting laser device and production method

US Patent 7468998 Radio frequency modulation of variable degree and automatic power control using external photodiode sensor for low-noise lasers of various wavelengths

US Patent 7469001 Mid-IR optically pumped semiconductor laser

US Patent 7471704 Laser control method, laser apparatus, laser treatment method used for the same, laser treatment apparatus

US Patent 7471707 Low noise, intra-cavity frequency-doubling micro chip laser with wide temperature range

US Patent 7471708 Gas discharge laser output light beam parameter control

US Patent 7471709 Apparatus and method of controlling emission of laser beam

US Patent 7471710 Narrow linewidth semiconductor laser device

US Patent 7471711 Semiconductor light emitting device

US Patent 7471712 Laser irradiating method and device for same

US Patent 7474678 Optically pumped semiconductor laser

US Patent 7474680 Method and apparatus for modifying the spread of a laser beam

US Patent 7474681 Alternating current light-emitting device

US Patent 7474683 Distributed feedback semiconductor laser

US Patent 7474685 Multi-line tunable laser system

US Patent 7477664 Nonlinear polarization pulse shaping mode locked fiber laser

US Patent 7477665 Electronically tuned self-starting polarization shaping mode locked fiber laser

US Patent 7477666 All fiber based short pulse amplification at one micron

US Patent 7477670 High power diode laser based source

US Patent 7477671 Surface-emitting type semiconductor laser

US Patent 7477674 High-gain solid-state laser

US Patent 7480318 Side-pumped solid-state laser source, and pumping process for a solid-state laser source

US Patent 7480319 Optical switches and logic and methods of implementation

US Patent 7480320 Semiconductor laser driving device, semiconductor laser driving method, and image forming apparatus using semiconductor laser driving device

US Patent 7480321 Vertical external cavity surface emitting laser (VECSEL) having modulating mirror and display apparatus employing the same

US Patent 7483453 Frequency setting of a multisection laser diode taking into account thermal effects

US Patent 7483455 Control method and control circuit for laser diode, and optical transmitter using the same

US Patent 7483456 Diode laser module and method for the production thereof

US Patent 7483459 Laser driver with selectable output impedance

US Patent 7483460 Transmitter optical subassembly and a transmitter optical module installing the same

US Patent 7483461 Semiconductor laser diode with a plurality of optical guiding layers

US Patent 7483462 Long wavelength VCSEL active region using Sb in GaAsN barrier layers and InGaAsN quantum wells

US Patent 7483463 Ridge-waveguide semiconductor laser diode

US Patent 7483464 Semiconductor laser apparatus and manufacturing method thereof

US Patent 7483465 Near field optical apparatus

US Patent 7483467 Semiconductor laser unit and method for manufacturing optical reflection film

US Patent 7483468 Multiple wavelengths semiconductor laser device

US Patent 7483469 Surface-emitting type semiconductor laser and its manufacturing method, optical module, and light transmission device

US Patent 7486704 Method and device for controlling the amplitude of the wavelength spectrum of ultra-short light pulses emitted by multiple passage laser amplifiers

US Patent 7486709 Semiconductor laser micro-heating element structure

US Patent 7486711 Automatic power control filter circuit and optical disc device

US Patent 7486712 Semiconductor laser apparatus, method of manufacturing semiconductor laser apparatus, and optical pickup apparatus

US Patent 7486714 Pump laser integrated vertical external cavity surface emitting laser

US Patent 7487596 Laser line projected on an edge of a surface

US Patent 7489713 Tunable fiber laser light source

US Patent 7489717 Surface-emitting semiconductor laser and method for manufacturing thereof as well as optical device

US Patent 7492795 Ultralow noise mode-locked laser and RF sinewave source

US Patent 7492796 Method and apparatus for automatically controlling a power of a laser diode

US Patent 7492797 Laser driver circuit

US Patent 7492799 Light-emitting element driver

US Patent 7492801 Semiconductor laser element, manufacturing method thereof, optical disk apparatus and optical transmission system

US Patent 7492805 Scalable spherical laser

US Patent 7492806 Compact mid-IR laser

US Patent 7496119 External cavity laser with multiple stabilized modes

US Patent 7496121 Laser modulating and driving device and image reproducing apparatus using the same

US Patent 7496127 Optical device coupling light propagating in optical waveguide with diffraction grating

US Patent 7498641 Partial replacement silicide gate

US Patent 7499476 Compact two-beam push-pull free electron laser

US Patent 7499479 Laser diode driver circuit and optical communication device

US Patent 7499480 Photonic crystal structure and surface-emitting laser using the same

US Patent 7499481 Surface-emitting laser and method for producing the same

US Patent 7499482 Injection locking type or MOPA type of laser device

US Patent 7502391 Eye safe high power fibre laser

US Patent 7502392 Laser oscillator

US Patent 7502393 Light-emitting device having resonator and light source unit including the light-emitting device

US Patent 7502397 Semiconductor laser assembly

US Patent 7502398 Thermally tuned diode-laser bar package

US Patent 7502400 Drive circuit and method of operating a semiconductor laser

US Patent 7502401 VCSEL system with transverse P/N junction

US Patent 7502402 Integrated optical semiconductor device

US Patent 7502403 Semiconductor laser and optical module

US Patent 7502404 Optical pumping method for gain-media with polarization sensitive absorption

US Patent 7502567 Electroabsorption-modulated Fabry-Perot laser and methods of making the same

US Patent 7505488 Synthetic aperture ladar with chirped modelocked waveform

US Patent 7505490 Phase-control in an external-cavity tuneable laser

US Patent 7505492 Alignment of lasing wavelength with wavelength conversion peak using modulated wavelength control signal

US Patent 7505494 System and method for controlling wavelength of a laser beam

US Patent 7505495 Optical assembly comprising multiple semiconductor optical devices and an active cooling device

US Patent 7505496 Systems and methods for real-time compensation for non-linearity in optical sources for analog signal transmission

US Patent 7505497 Laser driver for high speed short distance links

US Patent 7505502 Semiconductor laser device and manufacturing method thereof

US Patent 7505503 Vertical cavity surface emitting laser (VCSEL) and related method

US Patent 7508848 Method and configurations in achieving high energy operation for photonic band gap (PGB) fiber with end caps

US Patent 7508850 Apparatus for modifying CO

US Patent 7508854 Semiconductor laser device

US Patent 7508855 Compact high output power mid-infrared emitter system and method

US Patent 7508856 Laser light output control apparatus and image forming apparatus

US Patent 7508857 Semiconductor laser diode and method of manufacturing the same

US Patent 7512161 Device, method and system for generating an infrared image

US Patent 7512163 Dual current control for laser diode driver circuit

US Patent 7512164 Laser drive IC and optical transceiver using same

US Patent 7512165 Photoelectric conversion module and optical transceiver using the same

US Patent 7512167 Integrated semiconductor laser device and method of fabricating the same

US Patent 7512168 Nitride semiconductor laser device and manufacturing method thereof

US Patent 7515331 Twin optical amplifier with dual pump power control

US Patent 7515618 High power laser using controlled, distributed foci juxtaposed in a stimulate Brillouin scattering phase conjugation cell

US Patent 7515619 Laser control circuit

US Patent 7515620 Method for optimizing laser diode operating current

US Patent 7515622 Quantum nanostructure semiconductor laser

US Patent 7515624 Semiconductor laser, semiconductor laser driver and method of driving semiconductor laser reducing feedback-induced noise by modulated optical output

US Patent 7515625 Multipath laser apparatus using a solid-state slab laser rod

US Patent 7519092 Tunable laser source with optical wavelength addressing

US Patent 7519093 Laser driver circuit and system

US Patent 7522643 Semiconductor laser device

US Patent 7522644 Laser oscillator

US Patent 7522646 Vertically emitting optically pumped diode laser with external resonator

US Patent 7522647 Semiconductor laser and method of fabricating the same

US Patent 7522648 Hybrid type integrated optical device

US Patent 7522651 Solid-state lasers employing incoherent monochromatic pump

US Patent 7526003 Nonlinear polarization pulse shaping mode locked fiber laser at one micron

US Patent 7526005 Highly efficient second harmonic generation (SHG) vertical external cavity surface emitting laser (VECSEL) system

US Patent 7526009 End-pumped vertical external cavity surface emitting laser

US Patent 7529278 Nonlinear polarization pulse shaping model locked fiber laser at one micron with photonic crystal (PC), photonic bandgap (PBG), or higher order mode (HOM) fiber

US Patent 7529279 Tuneable laser

US Patent 7529280 Tunable laser apparatus and methods

US Patent 7529282 Apparatus for driving light emitting element and system for driving light emitting element

US Patent 7529283 Nitride semiconductor laser device and method for fabrication thereof

US Patent 7529285 Frequency stabilised gas laser

US Patent 7532400 Long-distance quantum communication

US Patent 7532653 Laser turn-on accelerator independent of bias control loop bandwidth

US Patent 7532655 Semiconductor light emitting device and method of producing the same

US Patent 7532656 All-silicon raman amplifiers and lasers based on micro ring resonators

US Patent 7535936 External cavity tunable compact Mid-IR laser

US Patent 7535937 Monolithic microchip laser with intracavity beam combining and sum frequency or difference frequency mixing

US Patent 7535938 Low-noise monolithic microchip lasers capable of producing wavelengths ranging from IR to UV based on efficient and cost-effective frequency conversion

US Patent 7535939 Optical power control apparatus, optical beam scanning apparatus, image forming apparatus, and optical power control method

US Patent 7535940 Optical transmitter

US Patent 7535941 Drive current control circuit for laser and optical disk device

US Patent 7535943 Surface-emitting laser light source using two-dimensional photonic crystal

US Patent 7535944 Photonic crystal/waveguide coupler for VCSELS and photodetectors

US Patent 7535945 Semiconductor laser apparatus and method of manufacturing the same

US Patent 7535946 Structure using photonic crystal and surface emitting laser

US Patent 7535947 Enhanced beam quality from a laser rod using interstitial dopants

US Patent 7537395 Diode-laser-pump module with integrated signal ports for pumping amplifying fibers and method

US Patent 7539221 Fiber-laser-based gigahertz sources through difference frequency generation (DFG) by nonlinear optical (NLO) materials

US Patent 7539222 Method of operating laser light source

US Patent 7539223 Light emitting device

US Patent 7539225 Semiconductor laser

US Patent 7539228 Integrated photonic semiconductor devices having ridge structures that are grown rather than etched, and methods for making same

US Patent 7539229 Surface emitting laser device having double channeled structure

US Patent 7539230 Semiconductor laser device and method for fabricating the same

US Patent 7539232 Compact phase locked laser array and related techniques

US Patent 7539233 Lens holder and laser array unit using the same

US Patent 7542488 Fiber laser

US Patent 7542491 Wavelength converter and two-dimensional image display device

US Patent 7542492 Controlled misalignment in wavelength-converted laser sources

US Patent 7542493 Temperature compensated lasers

US Patent 7542494 Device with a radiation-emitting semiconductor component and procedure for the temperature stabilization of a radiation-emitting semiconductor component

US Patent 7542498 Semiconductor laser diode

US Patent 7542500 Semiconductor laser device

US Patent 7542502 Thermal-expansion tolerant, preionizer electrode for a gas discharge laser

US Patent 7545837 One-dimensional illumination apparatus and imaging apparatus

US Patent 7545839 Apparatus and method for driving a pulsed laser diode

US Patent 7545840 Laser element and method for manufacturing the same

US Patent 7545842 Pre-ionizer for pulsed gas-discharge laser

US Patent 7545843 Ultra-high Q micro-resonator and method of fabrication

US Patent 7548566 Terahertz lasers and amplifiers based on resonant optical phonon scattering to achieve population inversion

US Patent 7548567 Analog transmitter using an external cavity laser (ECL)

US Patent 7548568 Portable laser device

US Patent 7548572 Stabilized solid-state laser gyroscope

US Patent 7548574 Integrated modulator/laser assembly and a method of producing same

US Patent 7548575 Self-seeding and phase-locking of an array of lasers

US Patent 7551653 Multiple wavelength laser arrangement

US Patent 7551654 Coherent light source and optical system

US Patent 7551659 Semiconductor laser apparatus

US Patent 7551660 Optically pumped semiconductor laser device

US Patent 7551661 Gas laser oscillator

US Patent 7555023 Quasi-synchronously pumped lasers for self-starting pulse generation and widely tunable systems

US Patent 7558298 Laser device triggered by a photonic fiber

US Patent 7558301 Multiwavelength semiconductor laser array and method of fabricating the same

US Patent 7558303 Mounting arrangement for high-frequency electro-optical components

US Patent 7558304 Single crystal laser material and system containing the same material

US Patent 7558306 Semiconductor laser device

US Patent 7558307 Semiconductor laser device, semiconductor laser device manufacturing method, optical disk apparatus and optical transmission system

US Patent 7561603 Integrated semiconductor light source

US Patent 7561606 Semiconductor laser, method of mounting semiconductor laser, semiconductor laser mounted structure, and optical disk system

US Patent 7561607 Laser source with broadband spectrum emission

US Patent 7561612 Laser source device, image display device equipped with the laser source device, and monitor device

US Patent 7564879 Laser system

US Patent 7564880 Laser intra-cavity electronic wavelength tuner

US Patent 7564882 Integrated circuit having on-chip laser burn-in circuit

US Patent 7564884 Ridge-stripe semiconductor laser

US Patent 7564885 Integrated modulator-laser structure and a method of producing same

US Patent 7564886 Semiconductor laser diode array

US Patent 7564887 Long wavelength vertical cavity surface emitting lasers

US Patent 7564888 High power excimer laser with a pulse stretcher

US Patent 7564890 Laser equipment

US Patent 7567593 System and method for fractional Raman order pumping in optical communication systems

US Patent 7567594 Stabilization of actively Q-switched lasers

US Patent 7567595 Laser source with interdigital heater electrodes and underlying current confinement layer

US Patent 7567602 Optical pickup device, semiconductor laser device and housing usable for the optical pickup device, and method of manufacturing semiconductor laser device

US Patent 7567603 Semiconductor laser diode with advanced window structure

US Patent 7567604 Optical device with integrated semi-conductor laser source and integrated optical isolator

US Patent 7567605 Semiconductor laser device and method of fabricating the same

US Patent 7567607 Very narrow band, two chamber, high rep-rate gas discharge laser system

US Patent 7567608 Volume Bragg grating laser mirror device

US Patent 7570675 Liquid crystal polymer optical filter carrier

US Patent 7570682 VCSEL pumped in a monolithically optical manner and comprising a laterally applied edge emitter

US Patent 7572068 Laser module having detachable transparent member covering light-output window

US Patent 7573918 Dispersion compensated mode-locked pulsed lasers and optical amplifiers

US Patent 7573921 Laser light source

US Patent 7573922 Semiconductor laser driving unit and image forming apparatus having the same

US Patent 7573923 Laser drive circuit and method providing high limit clipping corresponding to low limit clipping in a laser

US Patent 7573929 Vertical-cavity surface-emitting laser diode device

US Patent 7577174 Semiconductor laser device and semiconductor laser element array

US Patent 7577178 Narrow linewidth injection seeded Q-switched fiber ring laser based on a low-SBS fiber

US Patent 7577179 Laser irradiation apparatus

US Patent 7580433 Laser system

US Patent 7580435 Laser diode, optical pickup device, optical disk apparatus, and optical communications equipment

US Patent 7580436 Surface-emitting type semiconductor laser and method for manufacturing the same

US Patent 7580438 Surface-emitting type semiconductor laser

US Patent 7580439 Gas laser oscillator

US Patent 7580440 System for emission of electromagnetic radiation, and method for making

US Patent 7583711 Apparatus and method for stabilizing the frequency of lasers

US Patent 7583712 Optoelectronic device and method of making same

US Patent 7583713 Unipolar quantum cascade laser

US Patent 7583714 Vertical cavity surface emitting semiconductor laser device

US Patent 7583716 Semiconductor laser device

US Patent 7583718 Optical mounting scheme for waveguide lasers and waveguide laser incorporating the same

US Patent 7583719 Complex-coupled distributed feedback semiconductor laser

US Patent 7586670 Nonlinear optical devices based on metamaterials

US Patent 7586957 Picosecond laser apparatus and methods for its operation and use

US Patent 7586962 Integrated diamond carrier for laser bar arrays

US Patent 7586963 Modular diode laser assembly

US Patent 7586964 Laser package and laser module

US Patent 7586965 Laser drive device and image forming apparatus incorporating the same

US Patent 7586966 Semiconductor laser diode formed with window at cleavage facet and fabricating method thereof

US Patent 7586967 Semiconductor laser and method of manufacturing the same

US Patent 7586968 Heater-attached alkali-encapsulated cell and alkali laser apparatus

US Patent 7586970 High efficiency partial distributed feedback (p-DFB) laser

US Patent 7586971 External-cavity laser light source apparatus and laser light emission module

US Patent 7590155 Hybrid high power laser to achieve high repetition rate and high pulse energy

US Patent 7590156 High intensity MHz mode-locked laser

US Patent 7590157 Laser noise elimination circuit and optical disc device

US Patent 7590158 Semiconductor laser having an improved window layer and method for the same

US Patent 7590159 Surface-emission laser diode operable in the wavelength band of 1.1-1.7 micrometers and optical telecommunication system using such a laser diode

US Patent 7590161 Electron beam pumped semiconductor laser

US Patent 7593434 Compression design for high energy short pulse fiber laser

US Patent 7593436 Electrooptically Bragg-reflector stopband-tunable optoelectronic device for high-speed data transfer

US Patent 7593437 MOPA laser apparatus with two master oscillators for generating ultraviolet radiation

US Patent 7593439 Laser diode-pumped monolithic solid state laser device and method for application of said device

US Patent 7593440 MOPA laser apparatus with two master oscillators for generating ultraviolet radiation

US Patent 7593442 Semiconductor laser device, semiconductor laser device manufacturing method, optical disk apparatus and optical transmission system

US Patent 7593445 Semiconductor optical device and optical transmission module

US Patent 7593446 Single-mode distributed feedback semiconductor lasers

US Patent 7593447 Rotary disk laser module

US Patent 7596157 Laser optical apparatus

US Patent 7596161 Laterally oxidized vertical cavity surface emitting lasers

US Patent 7596163 VCSEL, manufacturing method thereof, module, light sending device, optical spatial transmission device, light sending system, and optical spatial transmission system

US Patent 7596165 Distributed Bragg Reflector for optoelectronic device

US Patent 7599407 Laser control method, laser apparatus, laser treatment method used for the same, laser treatment apparatus

US Patent 7599409 Electromagnetic wave generating device

US Patent 7599410 Semiconductor-diode-pumped solid state laser device

US Patent 7599412 Method and electronic circuit for controlling of a supply voltage of a laser diode

US Patent 7599413 Self-contained module for injecting signal into slave laser without any modifications or adaptations to it

US Patent 7599414 Laser device

US Patent 7599416 Laser diode driving circuit

US Patent 7602821 Device for generating laser radiation in the infrared

US Patent 7602822 Fiber laser based production of laser drilled microvias for multi-layer drilling, dicing, trimming of milling applications

US Patent 7602823 Light-emitting element

US Patent 7602826 Semiconductor laser module, semiconductor laser, and method of assembling the same

US Patent 7602829 Semiconductor light emitting device and method of manufacturing same

US Patent 7602831 Semiconductor laser device having an insulation region

US Patent 7602832 Surface emitting laser aligned with pump laser on single heat sink

US Patent 7606274 Mid-IR instrument for analyzing a gaseous sample and method for using the same

US Patent 7606275 Semiconductor laser device having incomplete bonding region and electronic equipment

US Patent 7606278 Semiconductor laser, method of manufacturing semiconductor device, optical pickup, and optical disk apparatus

US Patent 7606282 Optimizing VCSEL mirrors for improving temperature response

US Patent 7606284 Semiconductor laser structure including quantum dot

US Patent 7609731 Laser system using ultra-short laser pulses

US Patent 7609732 Method for controlling a temperature of a thermo-electric cooler and a temperature controller using the same

US Patent 7609733 Laser diode assembly and device for operating a laser diode

US Patent 7609734 Switched gate current driver

US Patent 7609736 Laser power control arrangements in electro-optical readers

US Patent 7609737 Nitride semiconductor laser element

US Patent 7609739 Semiconductor laser device

US Patent 7609741 Disk laser including an amplified spontaneous emission (ASE) suppression feature

US Patent 7609742 Star configuration optical resonator

US Patent 7609743 Volume Bragg lasers based on high efficiency diffractive elements in photo-thermo-refractive glass

US Patent 7609744 Laser resonator comprising an internal beam splitter

US Patent 7609745 Semiconductor laser apparatus

US Patent 7613215 High efficiency second harmonic generation vertical external cavity surface emitting laser

US Patent 7613218 Self-pulsation nitride semiconductor laser device and method for fabricating the same

US Patent 7613220 Two-wavelength semiconductor laser device and method for fabricating the same

US Patent 7616669 High energy pulse suppression method

US Patent 7616672 Semiconductor light emitting device and manufacturing method therefor

US Patent 7616673 Semiconductor laser device

US Patent 7616674 Semiconductor laser diode array

US Patent 7616675 Semiconductor laser device and manufacturing method of the same

US Patent 7619231 Laser-beat-wave photocathode electron accelerator and electron radiation apparatus using the same

US Patent 7620080 Laser pulse conditioning

US Patent 7620081 Semiconductor laser utilizing real-time linewidth reduction method

US Patent 7620082 Method and apparatus for seeding and stabilizing an optical device

US Patent 7620084 Methods and systems for laser diode control

US Patent 7620087 Radiation-emitting semiconductor component

US Patent 7620089 Surface-emitting type semiconductor laser

US Patent 7620090 Semiconductor laser device

US Patent 7620093 Laser device, laser module, semiconductor laser and fabrication method of semiconductor laser

US Patent 7623558 Optical systems for laser arrays

US Patent 7627006 Multi-wavelength laser source

US Patent 7627008 Laser apparatus and method for harmonic beam generation

US Patent 7627010 Semiconductor laser having Fabry-Perot resonator

US Patent 7627011 Distributed feedback laser diode and a method for manufacturing the same

US Patent 7627013 Light source module

US Patent 7627014 Extended wavelength strained layer lasers having nitrogen disposed therein

US Patent 7627015 Vertical cavity surface emitting laser with optimized linewidth enhancement factor

US Patent 7627016 Laser pumped tunable lasers

US Patent 7627017 Laser amplifier and method of making the same

US Patent 7627018 Polarization control using diffraction gratings in VCSEL waveguide grating couplers

US Patent 7630415 Micro crystal fiber lasers and method of making frequency-doubling crystal fibers

US Patent 7630416 High-repetition-rate femtosecond regenerative amplification system

US Patent 7630418 Laser system for generation of high-power sub-nanosecond pulses with controllable wavelength in 2-15 μm region

US Patent 7630420 Dual pulse-width medical laser

US Patent 7630421 Laser beam irradiation apparatus and laser working machine

US Patent 7630422 Driver for vertical-cavity surface-emitting laser and method

US Patent 7630423 Glaze soldered laser components and method of manufacturing

US Patent 7630425 Optical beam steering for tunable laser applications

US Patent 7633977 Multispectral laser with improved time division multiplexing

US Patent 7633980 Phase change based cooling for high burst mode heat loads with temperature regulation above the phase change temperature

US Patent 7633981 Reverse oxidation post-growth process for tailored gain profile in solid-state devices

US Patent 7633984 Optical semiconductor device and driving method thereof

US Patent 7633986 Distributed feedback laser diode

US Patent 7633988 Tunable laser source with monolithically integrated interferometric optical modulator

US Patent 7633990 Multi-wavelength pump method for improving performance of erbium-based lasers

US Patent 7636377 Optical disc recorder laser power control

US Patent 7636379 Pumping system for a laser source and laser source comprising such a pumping system

US Patent 7639721 Laser pumped tunable lasers

US Patent 7639722 Multifaceted prism to cause the overlap of beams from a stack of diode laser bars

US Patent 7643520 External cavity resonator type tunable light source which can be easily manufactured and which is capable of wavelength sweeping at high speed

US Patent 7643521 Material processing system with variable repetition rate laser

US Patent 7643523 Thermally self-correcting gain modules and associated systems and methods

US Patent 7643524 Surface-emitting laser and laser projector

US Patent 7643525 Current driver and power control for electrophotographic devices

US Patent 7643526 Spontaneous/stimulated light emitting μ-cavity device

US Patent 7643530 High-power external-cavity optically-pumped semiconductor lasers

US Patent 7643531 Optical semiconductor element including photodetecting element with comb-tooth structure

US Patent 7643532 Manufacturable sampled grating mirrors

US Patent 7646794 Laser apparatus and manufacturing method of a battery

US Patent 7646796 Solid-state suspension laser with separate excitation and extraction

US Patent 7646797 Use of current channeling in multiple node laser systems and methods thereof

US Patent 7646798 Nitride semiconductor laser element

US Patent 7646799 Edge emitting semiconductor laser comprising a plurality of monolithically integrated laser diodes

US Patent 7649188 LPP type extreme ultra violet light source apparatus and driver laser for the same

US Patent 7649915 Pulsed laser sources

US Patent 7649917 Method and system for continuous sweeping of a tunable laser

US Patent 7649919 Automatic power control circuits and methods

US Patent 7649920 Q-switched microlaser apparatus and method for use

US Patent 7649921 Laser module

US Patent 7649924 First-pulse suppression in a regenerative amplifier

US Patent 7652465 No dead time data acquisition

US Patent 7653093 Widely tunable twin guide laser structure

US Patent 7653094 External cavity laser with flexure tuning element

US Patent 7653095 Active bandwidth control for a laser

US Patent 7653096 Laser light source device, exposure device, and mask inspection device using this laser light source device

US Patent 7653097 Systems and methods for polarization modulation of an optical signal

US Patent 7653099 Semiconductor laser device which is capable of stably emitting short-wavelength laser light

US Patent 7653100 Solid laser module, optical amplifier, and laser oscillator

US Patent 7653101 Excessive current input suppressing semiconductor laser light emitting circuit

US Patent 7653102 Method and apparatus for controlling output power levels of a laser used for optical data transmission based on data rate-speed optical feedback

US Patent 7653105 Semiconductor laser, method of manufacturing semiconductor laser, optical pickup and optical disk system

US Patent 7653106 Semiconductor laser apparatus and optical amplifier apparatus

US Patent 7653107 Semiconductor light-emitting device

US Patent 7653109 Multi-channel laser pump source for optical amplifiers

US Patent 7653111 Optically pumped, surface-emitting semiconductor laser device and method for the manufacture thereof

US Patent 7653113 Pump laser integrated vertical external cavity surface emitting laser

US Patent 7653115 Semiconductor laser device and solid-state laser device using the same

US Patent 7653116 Portable laser head

US Patent 7656911 External resonator type wavelength-variable laser

US Patent 7656912 Tunable infrared lasers for gas-phase spectroscopy

US Patent 7656913 Fiber pulse laser apparatus and method of controlling the same

US Patent 7656915 Microchannel cooler for high efficiency laser diode heat extraction

US Patent 7656917 Circuit arrangement for generating light pulses

US Patent 7656920 Semiconductor laser device

US Patent 7656921 Semiconductor laser device and method for manufacturing the same semiconductor laser device

US Patent 7656922 Multi-level integrated photonic devices

US Patent 7656923 Dual diode converging module

US Patent 7656924 Surface emitting laser, and transceiver, optical transceiver, and optical communication system employing the surface emitting laser

US Patent 7656928 Laser-induced optical wiring apparatus

US Patent 7660335 Liquid cooled laser bar arrays incorporating diamond/copper expansion matched materials

US Patent 7660336 Method and device for determining an activation threshold

US Patent 7664151 Nitride semiconductor laser diode

US Patent 7664152 Semiconductor laser device

US Patent 7664153 Laser diode array, optical scanning device and printing apparatus

US Patent 7664154 Gas laser oscillator and gas laser beam machine

US Patent 7664155 Gas laser oscillating unit

US Patent 7664156 Wavelength tunable laser

US Patent 7664157 Tunable laser

US Patent 7664159 Thermal distortion compensation for laser mirrors

US Patent 7668211 Waveguide-pumping gain guided index antiguided fiber laser

US Patent 7668212 Optically triggered Q-switched photonic crystal laser and method of switching the same

US Patent 7668213 Method and apparatus for obtaining and maintaining mode-locking in fiber laser systems

US Patent 7668215 Apparatus for dissipating heat in electro-optical communications systems

US Patent 7668216 Coherence reduction of diode lasers

US Patent 7668217 Semiconductor laser diode device

US Patent 7668218 Nitride semiconductor laser element

US Patent 7668219 Surface emitting semiconductor device

US Patent 7668221 Gas laser apparatus, and method and device for monitoring blower

US Patent 7668222 Dual flow common combustor chemical laser

US Patent 7668223 Integrated photonic semiconductor devices and methods for making integrated photonic semiconductors devices

US Patent 7672342 Method and radiation source for generating pulsed coherent radiation

US Patent 7672343 System and method for high power laser processing

US Patent 7672346 Narrow spectral width lasers optimized and temperature stabilized with volume Bragg grating mirrors

US Patent 7672347 Semiconductor light emitting device

US Patent 7672350 Method and device for using optical feedback to overcome bandwidth limitations caused by relaxation oscillation in vertical cavity surface emitting lasers (VCSELs)

US Patent 7672351 Semiconductor laser apparatus

US Patent 7672352 Surface-emitting semiconductor array device, module, light source device, data processing apparatus, light transmitting device, light spatial transmitting apparatus, and light spatial transmitting system

US Patent 7672354 Electrically excited gas discharge laser for generating high-repetition frequency light pulses and method for the production thereof

US Patent 7675951 Threshold voltage difference allowable semiconductor laser driving apparatus

US Patent 7675952 Articulated glaze cladding for laser components and method of encapsulation

US Patent 7675953 Method and device for producing laser used directly as a frequency standard of optical frequency

US Patent 7675954 Semiconductor laser device

US Patent 7675955 Laser assembly for multi-laser applications

US Patent 7675958 Intra-cavity non-degenerate laguerre mode generator

US Patent 7680158 LPP type extreme ultra violet light source apparatus and driver laser for the same

US Patent 7680162 Long wavelength vertical cavity surface emitting laser device and method of fabricating the same

US Patent 7680163 Laser irradiating method including maintaining temperature of a lens

US Patent 7680164 Configurable laser driver with common anode and common cathode outputs

US Patent 7680165 Light source device, monitor device, projector, and driving method for driving light source device

US Patent 7680166 Laser drive, optical disc apparatus, and laser-driving method

US Patent 7680167 Method and system for detection of regions of instability in multi-section tunable lasers

US Patent 7680169 Self-mode locked multi-section semiconductor laser diode

US Patent 7680171 Semiconductor laser device, and image display device

US Patent 7680172 Laser diode device

US Patent 7684450 Pulsed laser source with adjustable grating compressor

US Patent 7684451 Optical transmitter module for stabilizing optical output power and wavelength

US Patent 7684452 Enhancing the transition rate of a laser

US Patent 7684454 High power vertical cavity surface emitting laser

US Patent 7684456 Laser diode and semiconductor light-emitting device producing visible-wavelength radiation

US Patent 7684458 Surface-emission laser diode and fabrication process thereof

US Patent 7684459 Semiconductor laser apparatus and fabrication method of the same

US Patent 7684460 Surface emitting laser device

US Patent 7688871 Method of increasing the contrast of a high-intensity laser

US Patent 7688874 Semiconductor laser driving device, optical head, optical disk device, and semiconductor laser driving method

US Patent 7688875 Vertical cavity surface emitting laser array and method for manufacturing, and image forming apparatus using vertical cavity surface emitting laser array

US Patent 7693192 Mode-locked laser device

US Patent 7693193 Laser light source device, illumination device, monitor device, and projector

US Patent 7693194 Fundamental-wave light source and wavelength converter

US Patent 7693196 Semiconductor laser driving unit and image forming apparatus having the same

US Patent 7693198 Laser device

US Patent 7693199 Laser diode

US Patent 7693200 Semiconductor laser diode having ridge

US Patent 7693202 Semiconductor laser device and method for fabricating the same

US Patent 7693204 Surface-emitting laser device and surface-emitting laser array including same

US Patent 7693206 Semiconductor laser device including laser array or stack first collimator, path rotator, and an optical element

US Patent 7693207 Pre-ionizer for pulsed gas-discharge laser

US Patent 7693361 Hybrid laser diode

US Patent 7697577 Wavelength conversion apparatus and two-dimensional image display apparatus

US Patent 7697578 Wavelength variable laser

US Patent 7697579 Optical frequency self stabilization in a coupled optoelectronic oscillator

US Patent 7697580 Monitoring of a laser source with front and rear output photodetectors to determine frontal laser power and power changes over laser lifetime

US Patent 7697582 Laser driving circuit

US Patent 7697584 Light emitting device including arrayed emitters defined by a photonic crystal

US Patent 7697585 Semiconductor laser diode

US Patent 7697587 Systems and methods for utilizing pulsed radio frequencies in a ring laser gyroscope

US Patent 7697588 Structure having photonic crystal and surface-emitting laser using the same

US Patent 7701983 Tunable resonator, tunable light source using the same, and method for tuning wavelength of multiple resonator

US Patent 7701988 Optical transmit assembly including thermally isolated laser, temperature sensor, and temperature driver

US Patent 7701989 Laser diode driving apparatus

US Patent 7701990 Laser diode pumped solid-state laser oscillator and laser diode control method of the oscillator

US Patent 7701991 High-power infrared semiconductor diode light emitting device

US Patent 7701993 Semiconductor optical device and a method of fabricating the same

US Patent 7701994 Nitride semiconductor light-emitting device and method for fabrication thereof

US Patent 7701995 Nitride semiconductor laser element

US Patent 7706419 Optical systems for microarray scanning

US Patent 7706420 Optical power modulation at high frequency

US Patent 7706421 Temperature sensing device patterned on an electro-optic transducer die

US Patent 7706422 Semiconductor optical element

US Patent 7706424 Gas discharge laser system electrodes and power supply for delivering electrical energy to same

US Patent 7706425 Littrow external oscillator semiconductor laser optical axis deviation correction method and device

US Patent 7711014 Apparatus and method for generating short optical pulses

US Patent 7711018 Method and apparatus for laser diode compensation

US Patent 7711021 Laser driver circuit able to compensate a temperature dependence of the laser diode

US Patent 7711023 Semiconductor laser device and fabrication method therefor

US Patent 7711024 Monolithic semiconductor laser

US Patent 7711025 Laser amplifier

US Patent 7715452 Intracavity wavelength conversion solid-state laser generator

US Patent 7715453 Wavelength control in phase region of semiconductor lasers

US Patent 7715454 Method and apparatus for cooling a laser

US Patent 7715456 Semiconductor laser device

US Patent 7720114 Nonlinear polarization pulse shaping mode locked fiber laser

US Patent 7720116 Tunable laser having liquid crystal waveguide

US Patent 7720117 Fast continuously wavelength tuning single frequency fiber laser using tunable polymer optical filters

US Patent 7720121 Laser with highly efficient gain medium

US Patent 7720122 Semiconductor laser device and semiconductor laser assembly

US Patent 7720123 Buried type semiconductor laser

US Patent 7720124 Semiconductor device and fabrication method thereof

US Patent 7720125 Surface light emitting laser element, surface light emitting laser array provided with it, electro-photographic system and optical communication system

US Patent 7720126 Multi-pass laser amplifier with staged gain mediums of varied absorption length

US Patent 7720128 Laser diode generating passive mode and method of creating optical pulse using the same diode

US Patent 7724785 Multiple pulsed-laser system for silicon crystallization

US Patent 7724787 Method and system for tunable pulsed laser source

US Patent 7724788 Wavelength-agile laser transmitter using optical parametric oscillator

US Patent 7724789 Method and apparatus for optical mode multiplexing of multimode lasers and arrays

US Patent 7724791 Method of manufacturing laser diode packages and arrays

US Patent 7724792 Driving laser diodes with immunity to temperature changes, aging, and other effects

US Patent 7724793 Nitride semiconductor laser element and fabrication method thereof

US Patent 7724795 Semiconductor optoelectronic device and method of fabricating the same

US Patent 7724796 Organic laser

US Patent 7724797 Solid-state laser arrays using nonlinear frequency conversion in periodically poled materials

US Patent 7724798 Two-beam semiconductor laser apparatus

US Patent 7724799 VCSEL, optical device, light irradiation device, data processing device, light source, free space optical communication device, and optical transmission system

US Patent 7724800 Power scaleable thin disk lasers

US Patent 7728333 Nanotube array ballistic light emitting devices

US Patent 7729392 Monoblock laser with reflective substrate

US Patent 7729394 Conversion efficiency expansion in wavelength converting optical packages

US Patent 7729395 Wavelength conversion module

US Patent 7729397 Multi-variable control methods for optical packages

US Patent 7729398 Error control for high-power laser system employing diffractive optical element beam combiner

US Patent 7729399 Semiconductor laser driving circuit less susceptible to noise interference

US Patent 7729400 External cavity type semiconductor laser

US Patent 7729401 Semiconductor laser device and fabrication method for the same

US Patent 7729402 Semiconductor laser assembly

US Patent 7729403 High-order harmonic generation in a capillary discharge

US Patent 7733923 Wide-bandwidth mode-locked laser

US Patent 7733924 Piezo activated mode tracking system for widely tunable mode-hop-free external cavity mid-IR semiconductor lasers

US Patent 7733925 Continuous wavelength tunable laser source with optimum positioning of pivot axis for grating

US Patent 7733926 Thulium laser pumped Mid-IR source with broadbanded output

US Patent 7733927 Laser light source device and image display device

US Patent 7733929 Wavelength tunable optical transmitter and optical transceiver

US Patent 7733930 Error control for high-power laser system employing diffractive optical element beam combiner with tilt error control

US Patent 7733932 Laser diode assemblies

US Patent 7733933 Wavelength tunable laser apparatus and wavelength control method

US Patent 7733934 Optical waveguide and semiconductor optical element

US Patent 7733936 Surface emitting laser

US Patent 7738178 Laser assembly

US Patent 7738514 Very high power pulsed fiber laser

US Patent 7738517 Small form factor transmitter optical subassembly (TOSA) having functionality for controlling the temperature, and methods of making and using the TOSA

US Patent 7738519 Laser driver automatic power control circuit using non-linear impedance circuit

US Patent 7738520 Optical semiconductor device and optical semiconductor integrated circuit

US Patent 7738521 Semiconductor laser device

US Patent 7738523 Optical semiconductor device having diffraction grating

US Patent 7738525 Semiconductor laser and method for fabricating the same

US Patent 7738527 Wavelength switchable semiconductor laser using half-wave coupled active double-ring resonator

US Patent 7742509 Single-longitudinal mode laser with orthogonal-polarization traveling-wave mode

US Patent 7742512 Scalable laser with robust phase locking

US Patent 7742514 Laser navigation sensor

US Patent 7742515 Vertical cavity surface emitting laser optimized for optical sensitivity

US Patent 7746908 High-repetition laser system for generating ultra-short pulses according to the principle of cavity dumping

US Patent 7746909 Method and systems for optimizing laser and electro-absorption modulator performance for long-haul optical transmission

US Patent 7746910 Semiconductor laser diode and its fabrication process

US Patent 7746911 Geometric optimizations for reducing spontaneous emissions in photodiodes

US Patent 7746912 Surface emitting laser element, surface emitting laser array, optical scanning apparatus, image forming apparatus, and optical communication system

US Patent 7746913 Laser system

US Patent 7746914 Waveguide retroreflector and method of fabricating the same

US Patent 7751454 Semiconductor laser having protruding portion

US Patent 7751455 Blue and green laser diodes with gallium nitride or indium gallium nitride cladding laser structure

US Patent 7751457 Laser-diode pumped solid-state laser apparatus, optical scanning apparatus, image forming apparatus and display apparatus

US Patent 7751460 Solid state laser with beam path conditioning

US Patent 7751461 Linewidth-narrowed excimer laser cavity

US Patent 7751462 Mono-slab laser cavity

US Patent 7756170 Frequency modulation in the optical alignment of wavelength-converted laser sources

US Patent 7756172 Optically pumped semi-conductive laser

US Patent 7756173 Laser diode driver with adaptive compliance voltage

US Patent 7756174 Laser projector safety monitoring system

US Patent 7756176 Interband tunneling intersubband transition semiconductor laser

US Patent 7756178 Quantum cascade laser

US Patent 7756179 Semiconductor laser apparatus

US Patent 7756180 Semiconductor laser

US Patent 7756181 Semiconductor laser device, optical transmission device, optical transmission system, electronic device, control device, connector, communication device, and optical transmission method and data transmission and reception method

US Patent 7756183 Line narrowed laser apparatus

US Patent 7756184 Electrodes for generating a stable discharge in gas laser system

US Patent 7756186 Unstable resonator with variable output coupling

US Patent 7756187 Optical device including multilayer reflector and vertical cavity surface emitting laser

US Patent 7756189 Two-light flux interference exposure device, two-light flux interference exposure method, semiconductor light emitting element manufacturing method, and semiconductor light emitting element

US Patent 7759693 Photonic devices formed of high-purity molybdenum oxide

US Patent 7759849 High-power discharge lamp

US Patent 7760771 Optical fiber gain medium with modal discrimination of amplification

US Patent 7760773 Wavelength conversion laser apparatus

US Patent 7760774 Intracavity frequency conversion of laser radiation

US Patent 7760775 Apparatus and method of generating laser beam

US Patent 7760777 DBR laser with improved thermal tuning efficiency

US Patent 7760778 Thin-film evaporative cooling for side-pumped laser

US Patent 7760779 Laser driver, method for driving laser, and recording/reading equipment

US Patent 7760780 Laser diode driving device and optical scanning device

US Patent 7760782 Distributed bragg reflector type directly modulated laser and distributed feed back type directly modulated laser

US Patent 7760783 Semiconductor device such as semiconductor laser device and manufacturing method therefor, and optical transmission module and optical disk unit employing the semiconductor laser device

US Patent 7760784 Laser diode having nano patterns and method of fabricating the same

US Patent 7760786 Laser with resonant reflector

US Patent 7760787 Surface emitting laser device and production method

US Patent 7764718 Superfluorescent fiber source with enhanced mean wavelength stability

US Patent 7764719 Pulsed fiber laser

US Patent 7764721 System for adjusting the wavelength light output of a semiconductor device using hydrogenation

US Patent 7764722 Nitride semiconductor laser element

US Patent 7764723 High brightness laser module

US Patent 7764724 Laser combiner

US Patent 7769060 Laser light source, and display device using the same

US Patent 7769061 Laser light source device, illumination apparatus, monitor, and projector

US Patent 7769062 Quantum dot based semiconductor waveguide devices

US Patent 7769064 Laser diode control method, laser diode control device, and information recording/playback apparatus

US Patent 7769065 Semiconductor optical device

US Patent 7769068 Spectral-narrowing diode laser array system

US Patent 7769069 Integrated semiconductor laser diode module and manufacturing method of the same

US Patent 7769070 Solid state laser oscillator

US Patent 7769071 Silica sol gel micro-laser on a substrate

US Patent 7773640 Fiber laser device

US Patent 7773642 Tunable laser

US Patent 7773643 Laser light generating apparatus

US Patent 7773645 Uncooled external cavity laser operating over an extended temperature range

US Patent 7773646 Semiconductor light source and light-emitting device drive circuit

US Patent 7773648 Semiconductor device and method for manufacturing the same

US Patent 7773649 Semiconductor laser diode having wafer-bonded structure and method of fabricating the same

US Patent 7773652 Gain-coupled distributed feedback semiconductor laser having an improved diffraction grating

US Patent 7773653 Diode laser arrangement and associated beam shaping unit

US Patent 7773654 Semiconductor laser apparatus and fabrication method thereof

US Patent 7773655 High brightness laser diode module

US Patent 7773658 Unstable optical resonator and laser device

US Patent 7778289 Optically pumped surface-emitting semiconductor laser and optical projection apparatus having a semiconductor laser such as this

US Patent 7778294 Optical disk apparatus and information recording method

US Patent 7778295 DBR laser with improved thermal tuning efficiency

US Patent 7778298 Semiconductor laser device

US Patent 7778299 Semiconductor laser

US Patent 7778302 Laser system

US Patent 7778303 Laser having distributed inductances

US Patent 7778305 Mirror structure and laser device comprising such a mirror structure

US Patent 7778306 Laser system

US Patent 7782909 Frequency-tunable terahertz light source device

US Patent 7782913 Intensity modulation in wavelength converting optical package

US Patent 7782914 Device and method for high-energy particle pulse generation

US Patent 7782915 Optical transmitting module including laser diode mounted on driver circuit

US Patent 7782916 Laser diode driver able to precisely control the driving current

US Patent 7782919 Buried semiconductor laser and method for manufacturing the same

US Patent 7782921 Integrated optical detector in semiconductor reflector

US Patent 7782922 Excimer laser device operable at high repetition rate and having high band-narrowing efficiency

US Patent 7787503 Broad spectrum light source

US Patent 7787504 Optical supply arrangement

US Patent 7787506 Gain-switched fiber laser system

US Patent 7787507 Method and apparatus for controlling laser modulation based on measurements of average laser output power

US Patent 7787508 Injector laser

US Patent 7787509 Semiconductor laser device

US Patent 7787510 Nitride semiconductor laser chip, nitride semiconductor laser device, and manufacturing method of nitride semiconductor laser chip

US Patent 7787511 Array of surface-emitting laser diodes having reduced device resistance and capable of performing high output operation and method of fabricating the surface-emitting laser diode

US Patent 7792161 Optical fiber for fiber laser, fiber laser, and laser oscillation method

US Patent 7792163 Harmonic generator and an image display device using the harmonic generator

US Patent 7792165 Dispersion compensating varactor circuit

US Patent 7792166 Apparatus and method for driving laser diodes

US Patent 7792167 Light source driving apparatus and light source driving method

US Patent 7792168 Heat capacity laser and associated lasing medium

US Patent 7792170 Semiconductor laser

US Patent 7792174 Surface-emitting semiconductor laser component and optical projection apparatus with a surface-emitting semiconductor laser component such as this

US Patent 7792175 Triplet quencher for use in lasers

US Patent 7792176 Narrow-band laser device for exposure apparatus

US Patent 7796654 Seed source for high power optical fiber amplifier

US Patent 7796659 Pickup head circuits

US Patent 7796660 Three-dimensional photonic crystal light emitting device

US Patent 7796661 Semiconductor laser

US Patent 7796662 Vertical cavity surface emitting laser and image forming apparatus using the vertical cavity surface emitting laser

US Patent 7796663 Semiconductor laser device

US Patent 7796664 Semiconductor laser

US Patent 7796666 Structure having photonic crystal layer and surface emitting laser including the same

US Patent 7796667 Two-dimensional surface-emitting laser array

US Patent 7796668 Vertical cavity surface emitting laser

US Patent 7796671 Multi-pass optical power amplifier

US Patent 7796672 Light source device and projector including light source device

US Patent RE41738 Red light laser

US Patent 7801186 Light source

US Patent 7801187 Mode-locked laser device

US Patent 7801188 Continuous-wave ultraviolet laser

US Patent 7801189 Cross modulation-based opto-electronic oscillator with tunable electro-optic optical whispering gallery mode resonator

US Patent 7801192 Monitoring method and VCSEL array with monitoring function

US Patent 7801193 Laser diode module with an adjustable monitoring current

US Patent 7801194 Semiconductor laser device and optical disk unit using the same

US Patent 7801196 Light source device, lighting device, monitoring device, and image display apparatus

US Patent 7801197 High power laser device

US Patent 7801198 Surface emitting laser element and method of fabricating the same

US Patent 7801199 Vertical cavity surface emitting laser with photodiode having reduced spontaneous emissions

US Patent 7804863 Laser system

US Patent 7804868 Chip carrier apparatus and method

US Patent 7804869 Gallium nitride based semiconductor device with electron blocking layer

US Patent 7804871 Semiconductor laser

US Patent 7804875 Vertical cavity surface emitting laser module having monitoring photodiode and method of fabricating the same

US Patent 7804876 Optically pumped alkali laser and amplifier using helium-3 buffer gas

US Patent 7809029 Articles comprising an optical fibre with a fibre bragg grating and methods of their production

US Patent 7809033 Laser oscillator

US Patent 7809035 Eye-safe laser navigation sensor

US Patent 7809036 Pump light control of a lamp-pumped laser

US Patent 7809040 Red surface emitting laser element, image forming device, and image display apparatus

US Patent 7809042 Two-wavelength semiconductor laser device and its fabricating method

US Patent 7812520 Full color display based on organic light-emitting device

US Patent 7813387 Optical system for providing short laser-pulses

US Patent 7813388 Self-pulsating laser diode

US Patent 7813393 Semiconductor laser, light source device, lighting device, projector, and monitor device

US Patent 7813394 Laser with gain medium suppressing higher order modes to provide lasing output with high beam quality

US Patent 7813396 Transistor laser devices and methods

US Patent 7813397 Nitride semiconductor laser device

US Patent 7813398 Semiconductor optical element for external cavity laser

US Patent 7813400 Group-III nitride based laser diode and method for fabricating same

US Patent 7813401 Electrically pumped low-threshold ultra-small photonic crystal lasers

US Patent 7813402 Surface emitting laser and method of manufacturing the same

US Patent 7813403 Vertical cavity surface emitting laser diode and a method for producing the same

US Patent 7813404 Laser processing apparatus and solid laser resonator

US Patent 7813405 Unstable disk resonator

US Patent 7813406 Temporal laser pulse manipulation using multiple optical ring-cavities

US Patent 7813407 Segmented diode laser system

US Patent 7817681 Pulse stretching optical fiber and related systems and methods

US Patent 7817683 Pulsed linearly polarized optical fiber laser using unpolarized Q-switched seed laser and having good output power stability

US Patent 7817684 Passively modelocked figure eight fiber laser

US Patent 7817685 Methods and systems for generating pulse trains for material processing

US Patent 7817686 Laser micromachining using programmable pulse shapes

US Patent 7817688 Phase and polarization controlled beam combining devices and methods

US Patent 7817689 Laser source device, display device, and projector

US Patent 7817692 Nitride semiconductor laser device having current blocking layer and method of manufacturing the same

US Patent 7817693 Method and a laser device for producing high optical power density

US Patent 7817694 Semiconductor laser apparatus and manufacturing method thereof

US Patent 7817696 Surface emitting laser

US Patent 7817698 Mechanically tunable elastomeric optofluidic distributed feedback dye lasers

US Patent 7817702 High SMSR unidirectional etched lasers and low back-reflection photonic device

US Patent 7817703 Vertical-cavity surface-emitting laser, module, optical transmission device, optical transmission system, free space optical communication device, and free space optical communication system

US Patent 7817704 Monoblock laser with improved alignment features

US Patent 7817705 Laser light source device, optical information recording device, and optical information reproducing device

US Patent 7822077 Thulium doped fiber configuration for enhanced high power operation

US Patent 7822078 Erbium doped fibres

US Patent 7822080 High power pulsed fiber laser

US Patent 7822081 Resonator

US Patent 7822083 Laser light intensity control device, laser light intensity control method, and image forming apparatus

US Patent 7822084 Method and apparatus for stabilizing and tuning the bandwidth of laser light

US Patent 7822086 Laser projection temperature compensation

US Patent 7822087 Semiconductor laser device and method of manufacturing the same

US Patent 7822088 Nitride semiconductor light emitting device and method for manufacturing the same

US Patent 7822089 Semiconductor layer structure with superlattice

US Patent 7822090 Semiconductor device

US Patent 7822091 Inverted composite slab sandwich laser gain medium

US Patent 7822092 Laser system

US Patent 7822093 Method and apparatus for changing the length of a laser pulse

US Patent 7822095 Vertical cavity laser faceplate with diffraction grating

US Patent 7822096 Alignment and wavelength selection in external cavity lasers

US Patent 7826499 Visible continuum generation utilizing a hybrid optical source

US Patent 7826502 Circuit and method for lessening noise in a laser system having a frequency converting element

US Patent 7826504 Active terahertz metamaterial devices

US Patent 7826505 III-V group GaN-based compound semiconductor device

US Patent 7826506 Vertical cavity surface emitting laser having multiple top-side contacts

US Patent 7826507 Semiconductor laser device including highly reflective coating film

US Patent 7826509 Broadly tunable single-mode quantum cascade laser sources and sensors

US Patent 7826510 Laser oscillation elements

US Patent 7826511 Optically pumped laser with an integrated optical pump

US Patent 7826512 Semiconductor laser device including transparent electrode

US Patent 7826513 Re-entrant structure for thin disk resonators

US Patent 7830928 Quasi-phase matching and quantum control of high harmonic generation in waveguides using counterpropagating beams

US Patent 7830931 Semiconductor laser excitation solid laser device and an image formation device having the same

US Patent 7830932 Internal resonator type SHG light source

US Patent 7830933 Optical transmitter providing a plurality of transmitter units each having a thermo-electric cooler connected in series to each other

US Patent 7830934 Multi-chamber gas discharge laser bandwidth control through discharge timing

US Patent 7830937 Surface emitting type optical semiconductor device

US Patent 7830938 Laser diode

US Patent 7830939 Low cost InGaAIN based lasers

US Patent 7830941 Wavelength selective and tunable semiconductor laser device with coupled cavities

US Patent 7830942 Ultraviolet laser light source pulse energy control system

US Patent 7830944 Surface-emitting laser and optical apparatus formed by using surface-emitting laser

US Patent 7830945 Laser apparatus in which laser diodes and corresponding collimator lenses are fixed to block, and fiber module in which laser apparatus is coupled to optical fiber

US Patent 7830946 Grating enhanced solid-state laser amplifiers

US Patent 7835409 Illumination light source device and laser projection device

US Patent 7835412 Laser control system, optical scanning device, and image forming apparatus

US Patent 7835413 Semiconductor laser

US Patent 7835414 Laser gas injection system

US Patent 7835415 Single longitudinal mode laser diode

US Patent 7835416 Laser device and optical amplifier

US Patent 7835417 Narrow spectrum light source

US Patent 7835418 Optical semiconductor device having diffraction grating disposed on both sides of waveguide and its manufacture method

US Patent 7839901 High power fiber laser system with cladding light stripper

US Patent 7839902 Fibre laser system

US Patent 7839904 Monoblock laser systems and methods

US Patent 7839906 Laser power control in an optical disc drive

US Patent 7839907 Laser driving apparatus

US Patent 7839910 Laser device

US Patent 7839911 Semiconductor laser device

US Patent 7839912 Surface emitting laser, surface emitting laser array, and image forming apparatus using surface emitting laser array

US Patent 7843975 High-power fiber optic pulsed laser device

US Patent 7843976 Compact multimode laser with rapid wavelength scanning

US Patent 7843977 Light source that utilizes small footprint reference gas cells for multiple laser frequency stabilization

US Patent 7843980 Semiconductor laser diode

US Patent 7843981 Quantum cascade laser

US Patent 7843982 High power semiconductor device to output light with low-absorbtive facet window

US Patent 7843983 Semiconductor laser element and manufacturing method thereof

US Patent 7843984 Semiconductor laser device

US Patent 7843985 Light chip and optical module

US Patent 7843986 Planar lightwave circuit and tunable laser device having the same

US Patent 7843987 Laser equipment

US Patent 7848371 Laser device formed by a stack of laser diodes

US Patent 7848373 Drive circuit for semiconductor light emitting element, and light source device, lighting device, monitor device, and image display device using the drive circuit

US Patent 7848374 Light-emitting device and manufacturing method thereof

US Patent 7848375 Ridge waveguide laser with flared facet

US Patent 7848376 Quantum cascade laser structure

US Patent 7848379 LED-based optical pumping for laser light generation

US Patent 7848380 Method and apparatus for modifying out of band reflection for a laser element

US Patent 7848382 Laser source that generates a plurality of alternative wavelength output beams

US Patent 7852486 Wavelength and intensity monitoring of optical cavity

US Patent 7852887 Laser

US Patent 7852888 Laser source with coherent beam recombination

US Patent 7852889 Active spectral control of DUV light source

US Patent 7852890 Semiconductor laser and manufacturing method thereof

US Patent 7852891 Nitride semiconductor light-emitting device

US Patent 7852892 Semiconductor laser device and method for manufacturing the same

US Patent 7852894 Semiconductor laser and semiconductor optical integrated device

US Patent 7852895 VCSEL with reduced light scattering within optical cavity

US Patent 7852896 Vertical cavity surface emitting laser

US Patent 7852897 Semiconductor laser optical integrated semiconductor device

US Patent 7852898 Semiconductor laser device and method for manufacturing the same

US Patent 7852899 Timing control for two-chamber gas discharge laser system

US Patent 7856039 Semiconductor device and semiconductor laser driving device

US Patent 7856041 Semiconductor having enhanced carbon doping

US Patent 7856043 Vertical external cavity surface emitting laser with pump beam reflector

US Patent 7856044 Extendable electrode for gas discharge laser

US Patent 7856046 Surface emitting laser diode including grating layer

US Patent 7859660 Laser indication light configuration

US Patent 7860137 Vertical cavity surface emitting laser with undoped top mirror

US Patent 7860138 Semiconductor laser light emitting device and method for manufacturing same

US Patent 7860139 Semiconductor laser device

US Patent 7860141 Photonic crystal laser

US Patent 7860143 Metal-assisted DBRs for thermal management in VCSELs

US Patent 7864823 Laser irradiation apparatus

US Patent 7864824 Multiple distributed feedback laser devices

US Patent 7864826 Optical transmitter applicable to burst signal and method for controlling the same

US Patent 7864828 Laser device

US Patent 7869469 Raman cell for high power applications

US Patent 7869470 Devices and methods for providing stimulated raman lasing

US Patent 7869471 Tunable OPO laser

US Patent 7869474 Fast wavelength tuning techniques for external cavity lasers

US Patent 7869475 Misalignment prevention in an external cavity laser having temperature stabilisation of the resonator and the gain medium

US Patent 7869477 System and method for developing high output power nanosecond range pulses from continuous wave semiconductor laser systems

US Patent 7869478 Apparatus and method for maintaining constant extinction ratio of laser diode

US Patent 7869479 Optical module

US Patent 7869482 Semiconductor laser device

US Patent 7869483 Surface emitting laser

US Patent 7873080 Wavelength or pulsewidth tunable mode-locked fiber laser system

US Patent 7873082 Semiconductor integrated device

US Patent 7873084 Arrangement and method for preventing the depolarization of linear-polarized light during the transmission of light through crystals

US Patent 7873085 Method and device for controlling optical output of laser diode

US Patent 7873086 Semiconductor device

US Patent 7873090 Surface emitting laser, photodetector and optical communication system using the same

US Patent 7873092 Laser diode

US Patent 7873093 Method and apparatus for carrying out a laser operation and use of a quick-change filter in such a laser operation

US Patent 7873094 Compact Mid-IR laser

US Patent 7876793 Micro free electron laser (FEL)

US Patent 7876794 Laser light source

US Patent 7876795 Semiconductor light source with electrically tunable emission wavelength

US Patent 7876796 Method and apparatus for coherently combining laser emission

US Patent 7876798 Nitride semiconductor laser device

US Patent 7876799 Integrated semiconductor optical device

US Patent 7876800 Surface emitting laser

US Patent 7876805 Dynamic compensator for controlling stresses on fiber in fiber optic cables

US Patent 7881347 Hybrid gain guiding in laser resonators

US Patent 7881349 External-cavity optically-pumped semiconductor-laser with a resonator stop

US Patent 7881350 Laser apparatus, laser irradiation method, and manufacturing method of semiconductor device

US Patent 7881351 Laser module

US Patent 7881352 Laser device

US Patent 7881354 VCSEL, manufacturing method thereof, optical device, light irradiation device, data processing device, light sending device, optical spatial transmission device, and optical transmission system

US Patent 7881355 System and method for generating intense laser light from laser diode arrays

US Patent 7881356 Semiconductor laser apparatus and method of manufacturing the same

US Patent 7881357 Vertical cavity surface-emitting semiconductor laser device, optical transmission module, optical transmission device, and optical switching method

US Patent 7881359 Surface-emission semiconductor laser device

US Patent 7884383 Radiation emitting semiconductor chip

US Patent 7885298 Method and apparatus for producing arbitrary pulsetrains from a harmonic fiber laser

US Patent 7885299 Semiconductor laser equipment

US Patent 7885300 Methods and circuits for driving large off-chip loads

US Patent 7885301 Laser safety system

US Patent 7885302 Integrated tapered diode laser arrangement and method for producing it

US Patent 7885303 Nitride semiconductor laser device and method of manufacturing the same

US Patent 7885305 Semiconductor laser device and semiconductor laser device array

US Patent 7885307 Vertical-cavity surface-emitting semiconductor laser device

US Patent 7885308 Frequency-agile RF-power excitation for driving diffusion-cooled sealed-off, RF-excited gas lasers

US Patent 7885309 Laser system

US Patent 7885310 Gas slab laser

US Patent 7885311 Beam stabilized fiber laser

US Patent 7889768 Mode-locked solid-state laser apparatus

US Patent 7889769 Multi-spectral laser source employing periodically poled crystal mixer

US Patent 7889770 Semiconductor laser device

US Patent 7889771 Driving device and method

US Patent 7889772 Laser oscillator apparatus and power supply apparatus therefor, and control method therefor

US Patent 7889774 Organic polariton laser

US Patent 7889776 High-power semiconductor laser

US Patent 7894493 Ultrashort seed-pulse generating laser with integral pulse shaping

US Patent 7894494 Method and apparatus to control output spectrum bandwidth of MOPO or MOPA laser

US Patent 7894497 Driving circuit using probability density function

US Patent 7894498 Semiconductor laser device and method for manufacturing the same

US Patent 7899095 Laser lithography system with improved bandwidth control

US Patent 7899096 Methods and circuits for controlling drive mechanisms

US Patent 7899098 Monitoring method and device for monitoring a forward voltage of a laser diode in a laser diode driver integrated circuit (IC)

US Patent 7899099 Laser drive circuit and use

US Patent 7899100 GaN laser element

US Patent 7899101 Semiconductor light emitting device and manufacturing method therefor

US Patent 7899102 Semiconductor laser, method for manufacturing semiconductor laser, optical disk device, and optical pickup

US Patent 7899105 Temperature control system for a frequency converted diode laser

US Patent 7903695 Optical fiber laser and exciting method using same

US Patent 7903696 High-power narrowed-linewidth fiber laser system

US Patent 7903700 Narrow-spectrum laser device

US Patent 7903704 Tunable quantum cascade lasers and photoacoustic detection of trace gases, TNT, TATP and precursors acetone and hydrogen peroxide

US Patent 7903705 Short pulse laser device

US Patent 7903706 Compact, thermally stable multi-laser engine

US Patent 7903709 Semiconductor laser device and method of manufacturing the same

US Patent 7903711 Separate confinement heterostructure with asymmetric structure and composition

US Patent 7903714 Guiding a beam from an unstable laser resonator

US Patent 7903716 Surface emitting semiconductor laser having an interference filter

US Patent 7907644 High-repetition laser system for generating ultra-short pulses according to the principle of cavity dumping

US Patent 7907646 Laser light source and display device

US Patent 7907647 Optical element, light emitting device and method for producing optical element

US Patent 7907648 Optical FM source based on intra-cavity phase and amplitude modulation in lasers

US Patent 7907650 Laser module, control method of the same, control data of the same, and control data generation method

US Patent 7907652 Semiconductor laser device

US Patent 7907653 Vertical cavity surface emitting laser device and vertical cavity surface emitting laser array

US Patent 7907654 Laser diode with a grating layer

US Patent 7912099 Method and apparatus for preventing distortion of powerful fiber-laser systems by backreflected signals

US Patent 7912102 Intracavity wavelength conversion solid-state laser generator

US Patent 7912104 Semiconductor laser diode

US Patent 7912105 Vertical cavity surface emitting laser

US Patent 7912108 Laser emitting material, method for making the same and use thereof

US Patent 7916307 Pre-amplifier for detection lasers within laser ultrasonic inspection systems

US Patent 7916762 Phased laser array with tailored spectral and coherence properties

US Patent 7916764 Output power control for harmonic-generating laser

US Patent 7916765 Control circuit for a laser diode and a method to control a laser diode

US Patent 7916769 Optical package having deformable mirrors for focus compensation

US Patent 7920605 All-fiber color laser and light-illuminating method thereof

US Patent 7920606 Frequency-tripled fiber MOPA

US Patent 7920609 Exposure device and circuit board for laser controller

US Patent 7920610 Pulse mode modulation in frequency converted laser sources

US Patent 7920612 Light emitting semiconductor device having an electrical confinement barrier near the active region

US Patent 7920613 Optical semiconductor device and method of manufacturing same

US Patent 7920616 Laser system

US Patent 7924893 Method and system for switching of tunable lasers

US Patent 7924896 Optical semiconductor device

US Patent 7924897 Semiconductor laser device

US Patent 7924898 Nitride based semiconductor laser device with oxynitride protective coatings on facets

US Patent 7924899 Vertical-cavity surface-emitting laser diode (VCSEL), method for fabricating VCSEL, and optical transmission apparatus

US Patent 7924901 Surface emitting laser including a metal film having a periodic fine structure

US Patent 7924902 Highly repetitive laser system having a compact design

US Patent 7929581 Testing method of wavelength-tunable laser, controlling method of wavelength-tunable laser and laser device

US Patent 7929582 Systems and methods for generating a tunable laser beam

US Patent 7929587 Semiconductor laser diode element and method of manufacturing the same

US Patent 7929588 Semiconductor devices and methods for generating light

US Patent 7929589 Diffractive grating coupled whispering gallery mode resonators

US Patent 7933303 Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device

US Patent 7933304 Semiconductor laser diode and optical module employing the same

US Patent 7936795 Cascade Raman laser

US Patent 7936796 Apparatus for providing optical radiation

US Patent 7936798 Nitride based laser diode and method of manufacturing nitride based laser diode

US Patent 7936801 Two-dimensional photonic crystal surface emitting laser light source

US Patent 7936802 Co-extruded multilayer polymers films for all-polymer lasers

US Patent 7939429 Nitride semiconductor device and method of manufacturing the same

US Patent 7940816 Figure eight fiber laser for ultrashort pulse generation

US Patent 7940817 Method for organizing a mode-locked pulse train by pump modulation

US Patent 7940818 Passively mode locked quantum cascade lasers

US Patent 7940821 Temperature compensating method of laser power in optical disk storage apparatus

US Patent 7940824 Laser diode driver architectures

US Patent 7940826 Surface emitting laser

US Patent 7940829 Laser devices using gain media operating in out of phase mode

US Patent 7944954 Laser apparatus with all optical-fiber

US Patent 7944955 Liquid cooled laser bar arrays incorporating diamond/copper expansion matched materials

US Patent 7944956 Heat sink, laser apparatus provided with such heat sink, and laser stack apparatus

US Patent 7944957 Surface emitting semiconductor laser, method for fabricating surface emitting semiconductor laser, module, light source apparatus, data processing apparatus, light sending apparatus, optical spatial transmission apparatus, and optical spatial transmission system

US Patent 7949019 Wavelength tuning source based on a rotatable reflector

US Patent 7949020 Semiconductor laser and optical integrated semiconductor device

US Patent 7949021 Light source apparatus

US Patent 7949022 Diode pumping of a laser gain medium

US Patent 7949024 Multibeam arrays of optoelectronic devices for high frequency operation

US Patent 7949025 Laser optics integrated control system and method of operation

US Patent 7949026 Group III nitride semiconductor laser

US Patent 7949027 Semiconductor laser device

US Patent 7949028 Method of tuning a semiconductor laser device having coupled cavities

US Patent 7949029 Wavelength tunable semiconductor laser having multiple sets of intercavity spacings

US Patent 7949030 High-power, phased-locked, laser arrays

US Patent 7949031 Optoelectronic systems providing high-power high-brightness laser light based on field coupled arrays, bars and stacks of semicondutor diode lasers

US Patent 7953129 Laser light source device, exposure device, and mask inspection device using this laser light source device

US Patent 7953130 Pulse laser apparatus, terahertz measuring apparatus, and terahertz tomographic apparatus

US Patent 7953131 Frequency synthesizer and frequency synthesizing method using optical injection locking

US Patent 7953133 Light emitting and lasing semiconductor devices and methods

US Patent 7953135 Vertical cavity surface emitting laser diode (VCSEL) with enhanced emitting efficiency

US Patent 7954358 Laser driver bias current calibration

US Patent 7957439 Microchannel cooler for high efficiency laser diode heat extraction

US Patent 7957443 Laser device

US Patent 7957444 Surface-emission laser diode, surface-emission laser diode array, optical scanning apparatus and image forming apparatus

US Patent 7957618 Integrated photonic circuit

US Patent 7961369 Large-angle agile laser beam steering apparatus and method

US Patent 7961763 System for detection of wafer defects

US Patent 7961764 Nonlinear imaging using passive pulse splitters and related technologies

US Patent 7961768 Integrated semiconductor laser device and method of fabricating the same

US Patent 7961772 Optimized pulse pumped laser system using feedback

US Patent 7965745 RF and microwave receivers based on electro-optic optical whispering gallery mode resonators

US Patent 7965747 Laser light source apparatus

US Patent 7965748 Laser pump cavity

US Patent 7965750 Semiconductor light emitting device

US Patent 7965751 Direct modulated modified vertical cavity surface emitting lasers

US Patent 7965752 Native green laser semiconductor devices

US Patent 7965753 Monolithic semiconductor laser

US Patent 7965754 Spherical array laser source

US Patent 7965756 Optical element for gas laser and gas laser apparatus using the same

US Patent 7965757 Thermal distortion compensation for laser mirrors

US Patent 7970023 Fiber laser arrangement having a high beaming power

US Patent 7970029 Method and apparatus for driving semiconductor lasers, and method and apparatus for deriving drive current patterns for semiconductor lasers

US Patent 7970032 Method and device for reducing laser phase noise

US Patent 7970039 Laser apparatus

US Patent 7970040 Apparatus for incoherent combining of high power lasers for long-range directed-energy applications

US Patent 7970041 Semiconductor laser apparatus

US Patent 7974320 Method for having laser light source in standby status

US Patent 7974322 Nitride semiconductor laser diode

US Patent 7974323 Semiconductor laser

US Patent 7974324 Surface-emitting laser device

US Patent 7974325 Methods and apparatus for generating terahertz radiation

US Patent 7974326 Hybrid laser diode for single mode operation and method of fabricating the same

US Patent 7974327 Surface emitting laser element array

US Patent 7978737 Laser device, control device of laser device, method of controlling laser device, method of tuning wavelength of laser device and control data of laser device

US Patent 7978739 Surface emitting laser element, surface emitting laser array, optical scanning device, and image forming apparatus

US Patent 7978740 Ultralow noise mode-locked laser and RF sinewave source

US Patent 7978744 Nitride based semiconductor laser device with oxynitride protective films on facets

US Patent 7978745 Two-dimensional photonic crystal surface-emitting laser

US Patent 7981733 Laser irradiation method, laser irradiation apparatus, and semiconductor device

US Patent 7983312 Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber

US Patent 7983313 System and method for coupling multiple beams to an active fiber

US Patent 7983314 Polarization stable lasers

US Patent 7983315 Frequency changing device

US Patent 7983316 Pulsed multiple colour laser system

US Patent 7983319 Surface-emitting type semiconductor laser that controls polarization directions of laser light and method for manufacturing the same

US Patent 7986720 Circuit and method for driving light-emitting element and optical transmitter

US Patent 7986721 Semiconductor optical device including a PN junction formed by a second region of a first conductive type semiconductor layer and a second conductive type single semiconductor layer

US Patent 7991022 Optical pulse amplification based on stimulated Raman scattering

US Patent 7991023 Multi-band multiwavelength quantum dot mode-locked lasers

US Patent 7991024 External cavity wavelength tunable laser device and optical output module

US Patent 7991025 Tunable lasers locked to whispering gallery mode resonators

US Patent 7991028 Tunable solid state laser system

US Patent 7991030 Method for deriving precise control over laser power of an optical pickup unit, and associated automatic power calibration circuit

US Patent 7991031 Injection seeded laser ratio loop control

US Patent 7991032 Laser drive

US Patent 7991033 Vertical cavity surface emitting laser (VCSEL), VCSEL array device, optical scanning apparatus, and image forming apparatus

US Patent 7991036 Two-dimensional photonic crystal plane emission laser

US Patent 7991302 Method and apparatus for optical signaling

US Patent 7995630 High performance tunable lasers utilizing optical phase-locked loops

US Patent 7995633 Method for producing a semiconductor laser, and semiconductor laser

US Patent 7995637 Gas discharge laser chamber

US Patent 8000361 Laser system

US Patent 8000363 Solid state laser device with reduced temperature dependence

US Patent 8000364 Nitride semiconductor light emitting device and method of manufacturing the same

US Patent 8000374 Surface gratings on VCSELs for polarization pinning