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:
Nov. 12, 2019
Filed:
Oct. 04, 2018
Applicant:
David Douglas, Oak Park, MI (US);
Inventor:
David Douglas, Oak Park, MI (US);
Assignee:
Q Technology, Inc., Livermore, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02B 26/08 (2006.01); F21K 9/68 (2016.01); F21K 9/66 (2016.01); F21V 3/02 (2006.01); F21V 7/00 (2006.01); F21V 7/05 (2006.01); F21S 4/28 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
G02B 6/0018 (2013.01); F21K 9/66 (2016.08); F21K 9/68 (2016.08); F21S 4/28 (2016.01); F21V 3/02 (2013.01); F21V 7/0016 (2013.01); F21V 7/05 (2013.01); G02B 26/0816 (2013.01); F21Y 2115/10 (2016.08);
Abstract
A lighting system uses optics to redirect stray light from unlensed LEDs toward a desired region while avoiding hot spots. The optics involve essentially planar surfaces with both reflective and light transmissive characteristics. The lighting system may be used in display cases.