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US Patent 10422939 Waveguide having unidrectional illuminance

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Contents

Is a
Patent
Patent

Patent attributes

Patent Applicant
Wolfspeed
Wolfspeed
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
10422939
Patent Inventor Names
Jean-Claude David Ramey de Sugny0
David R. Stone0
Eric J. Tarsa0
Date of Patent
September 24, 2019
Patent Application Number
15277670
Date Filed
September 27, 2016
Patent Citations Received
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US Patent 11940643 Lighting fixture with waveguide
0
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US Patent 11603967 Solid state lamp using light emitting strips
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US Patent 11333305 Solid state lamp using light emitting strips
0
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US Patent 11339928 Solid state lamp using light emitting strips
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US Patent 11359772 Solid state lamp using light emitting strips
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US Patent D956273 Hanging lamp
0
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US Patent 11920739 Solid state lamp using light emitting strips
0
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US Patent 11536894 Modular waveguides and fixtures utilizing same
...
Patent Primary Examiner
‌
Alexander K Garlen
Patent abstract

A luminaire includes an optical waveguide having a first surface and a second surface opposite the first surface, and a light source associated with the optical waveguide. At least about 80% of light produced by the light source is directed by the waveguide into an illumination distribution emitted from the first surface of the optical waveguide.

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