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:
Mar. 23, 2021
Filed:
Mar. 05, 2018
Applicant:
Lumileds Llc, San Jose, CA (US);
Inventors:
Jeroen Den Breejen, Morgan Hill, CA (US);
Gregory Donald Guth, San Jose, CA (US);
Assignee:
Lumileds LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); H05B 45/20 (2020.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0073 (2013.01); G02B 6/0016 (2013.01); G02B 6/0023 (2013.01); G02B 6/0031 (2013.01); G02B 6/0055 (2013.01); G02B 6/0091 (2013.01); G02F 1/133615 (2013.01); G02B 6/0021 (2013.01); H05B 45/20 (2020.01);
Abstract
A lighting device and method of forming the lighting device are provided. The lighting device includes a light guide, a lighting element having a light emitting diode (LED), and an in-coupling structure. The in-coupling structure includes one or more remote phosphor regions and one or more reflective regions. The in-coupling structure is integrally formed in a single piece. The in-coupling structure is affixed to the light guide and the lighting element, and is positioned between the light guide and the LED. An optional seal may be a part of the integrally formed in-coupling structure.