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US Patent 9677719 Light-emitting device and illuminating apparatus comprising the light-emitting device

Patent 9677719 was granted and assigned to Osram on June, 2017 by the United States Patent and Trademark Office.

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Patent abstractTimelineTable: Further ResourcesReferences
Is a
Patent
Patent

Patent attributes

Patent Applicant
Osram
Osram
Current Assignee
Osram
Osram
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
9677719
Date of Patent
June 13, 2017
Patent Application Number
14406774
Date Filed
June 11, 2013
Patent Citations Received
‌
US Patent 11889987 Wireless imaging system
3
Patent Primary Examiner
‌
Karabi Guharay
Patent abstract

A light-emitting device may include a substrate, a light source arranged on the substrate, and a cover part spaced a certain distance apart from the light source and transmitting light emitted from the light source to outside. The cover part includes a first part, converting wavelengths of a part of light in light emitted from the light source and having different thicknesses at least in two different light-emitting directions of the light source, and a second part, having different thicknesses in the two different light-emitting directions to compensate the thicknesses of the first part.

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