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.
Patent No.:
Date of Patent:
Oct. 24, 2017
Filed:
Aug. 28, 2015
Applicant:
Cree, Inc., Durham, NC (US);
Inventors:
Steve Wilcenski, Cary, NC (US);
Kurt S. Wilcox, Libertyville, IL (US);
Theodore Lowes, Lompoc, CA (US);
Assignee:
Cree, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); F21Y 105/00 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
G02B 6/0065 (2013.01); G02B 6/005 (2013.01); G02B 6/0033 (2013.01); F21Y 2105/00 (2013.01); F21Y 2115/10 (2016.08);
Abstract
According to one aspect, an optical waveguide comprises a waveguide body exhibiting total internal reflection, a substrate, and a plurality of light extraction features disposed on a surface of the substrate. The light extraction features are non-adhesively bonded to the waveguide body or may be disposed on opposing sides of the substrate. A method of forming an optical element is also disclosed.