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:
May. 06, 2014
Filed:
Apr. 20, 2010
Applicants:
Andrew Ho, Atherton, CA (US);
Bryan Chan, San Francisco, CA (US);
Craig Lin, San Jose, CA (US);
Robert A. Sprague, Saratoga, CA (US);
Inventors:
Andrew Ho, Atherton, CA (US);
Bryan Chan, San Francisco, CA (US);
Craig Lin, San Jose, CA (US);
Robert A. Sprague, Saratoga, CA (US);
Assignee:
SiPix Imaging, Inc., Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 11/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Display devices with a grooved luminance enhancement film on its viewing side and at least an auxiliary layer and/or edge sealing. The luminance enhancement film comprises columns and grooves in alternating order and each of the grooves has a cross-section comprising an apex angle and two edge lines.