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:
Mar. 03, 2015
Filed:
Apr. 09, 2012
Applicant:
Yoshiyuki Nagashima, Kawasaki, JP;
Inventor:
Yoshiyuki Nagashima, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3611 (2013.01); G09G 3/3426 (2013.01); G09G 2320/062 (2013.01); G09G 2360/141 (2013.01);
Abstract
A selected divided light-emitting region, from a plurality of divided light-emitting regions, emits light in a light emitting unit and adjusts the light emission amount for each of the plurality of divided light-emitting regions based on the light emission amount detected by a detection unit.