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:
Feb. 23, 2016
Filed:
Oct. 26, 2012
Applicant:
Empire Technology Development Llc, Wilmington, DE (US);
Inventors:
Assignee:
Empire Technology Development LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01); G02F 1/1335 (2006.01); F21K 99/00 (2010.01);
U.S. Cl.
CPC ...
G02F 1/0105 (2013.01); F21K 9/50 (2013.01); G02F 1/133611 (2013.01); G02F 2203/62 (2013.01);
Abstract
The methods, devices, and/or compositions described herein can be used to reduce variations, such as spatial and temporal variations, in luminance intensity. Luminance variation is reduced by varying some aspect of transmittance with respect to the intensity of light.