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:
Apr. 30, 2019
Filed:
Apr. 25, 2018
Applicant:
Pelka & Associates, Inc., Los Angeles, CA (US);
Inventor:
David Gerard Pelka, Los Angeles, CA (US);
Assignee:
Pelka & Associates, Inc., Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 11/14 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133603 (2013.01); G02F 1/133605 (2013.01); G02F 1/133606 (2013.01); G02F 1/133608 (2013.01); G02F 2001/133614 (2013.01);
Abstract
A backlight unit includes an array of light sources arranged on at least one printed circuit board, a reflective member including a plurality of holes provided over the array of light sources such that light from the light sources passes through the holes, and a gradient reflective layer provided over the reflective member to modify a distribution of light received from the array of light sources and the reflective member.