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US Patent 12019241 2D-pupil expansion light guide assembly

Patent 12019241 was granted and assigned to Optinvent on June, 2024 by the United States Patent and Trademark Office.

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Current Assignee
Optinvent
Optinvent
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Date Filed
November 19, 2021
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Date of Patent
June 25, 2024
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Patent Applicant
Optinvent
Optinvent
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Patent Application Number
17531082
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Patent Citations
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US Patent 9285590 Optical guidance device and method of manufacturing such a device
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US Patent 9927586 Two-part optical coupling subassembly for monitoring optical output power in optical transceiver
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US Patent 9435955 Optical guide with superimposed guidance elements and manufacturing method
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US Patent 7206107 Method and system for beam expansion in a display device
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US Patent 8433172 Optical guide and ocular vision optical system
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US Patent 8503833 Waveguide grating structure and optical measurement arrangement
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US Patent 8593734 Beam expansion with three-dimensional diffractive elements
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US Patent 8665178 Partially-reflective waveguide stack and heads-up display using same
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Patent Inventor Names
Khaled Sarayeddine
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Kayvan Mirza
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Simon Julien
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Yao Liu
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
12019241
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Patent Primary Examiner
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Michelle R. Connelly-Cushwa
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CPC Code
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G02B 27/0172
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G02B 27/0101
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G02B 6/0036
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G02B 2027/0123
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G02B 2027/0132
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G02B 6/0055
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