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. 23, 2021
Filed:
Sep. 09, 2020
Applicant:
Brightview Technologies, Inc., Durham, NC (US);
Inventors:
Assignee:
BRIGHTVIEW TECHNOLOGIES, INC., Durham, NC (US);
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13357 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133606 (2013.01); G02F 1/133603 (2013.01); G02F 1/133611 (2013.01); G02F 1/133607 (2021.01); G02F 1/133614 (2021.01);
Abstract
A back light unit includes an array of light emitting diodes, at least two optical films positioned above the array of light emitting diodes, and a pair of brightness enhancement films positioned above the at least two optical films. A majority of the optical films are light splitting optical films having a plurality of light splitting microstructures on at least one surface thereof.
Walker, Kenneth. (2021). Back light unit for backlit displays (U.S. Patent No. 11181776). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11181776
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile