The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 17, 2021

Filed:

Nov. 16, 2017
Applicant:

Corning Incorporated, Corning, NY (US);

Inventors:

Byung Yun Joo, Ithaca, NY (US);

Shenping Li, Painted Post, NY (US);

Prantik Mazumder, Ithaca, NY (US);

Wageesha Senaratne, Horseheads, NY (US);

Amber Leigh Tremper, Painted Post, NY (US);

Natesan Venkataraman, Painted Post, NY (US);

Assignee:

Corning Incorporated, Corning, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0036 (2013.01); G02B 6/0038 (2013.01); G02B 6/0058 (2013.01); G02B 6/0065 (2013.01); G02B 6/0068 (2013.01); G02B 6/0076 (2013.01);
Abstract

Disclosed herein are light guide plates comprising a glass substrate having an edge surface and a light emitting surface and a polymeric film comprising a plurality of microstructures disposed on the light emitting surface. At least one light source may be coupled to the edge surface of the glass substrate. The light guides disclosed herein may exhibit reduced light attenuation and/or color shift. Display and lighting devices comprising such light guide plates are further disclosed.


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