Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
David Keogh0
Michael Albert Tischler0
Vladimir Odnoblyudov0
Date of Patent
February 26, 2013
Patent Application Number
13378880
Date Filed
June 23, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention relates to a light emitting device comprising a plurality of electrically coupled light emitting elements, wherein each light emitting element has a luminous efficacy vs. current characteristic, wherein said luminous efficacy vs. current characteristic has a maximum luminous efficacy value and wherein at least one of said light emitting devices is operated at a current corresponding to a luminous efficacy value that is within 10% of said maximum luminous efficacy value. The present invention also relates to methods of making said light emitting device, to lamps comprising said light emitting device and to methods of operating said light emitting device.
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