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:
Dec. 25, 2012
Filed:
Sep. 15, 2009
Applicants:
Shinichi Arai, Ibaraki, JP;
Hiroyuki Tsukamoto, Ibaraki, JP;
Kiyoharu Kishimoto, Ibaraki, JP;
Inventors:
Assignee:
Hitachi Maxell, Ltd., Ibaraka-Shi, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image acquisition apparatus includes an image pickup device that includes a plurality of pixels, and a filter layer that blocks propagation of an incident light ray which comes from an object side to the pixel side in accordance with an increase in incident angle of the incident light ray.