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:
Aug. 28, 2012
Filed:
May. 19, 2010
Applicants:
Motosuke Ohmi, Tokyo, JP;
Hiromasa Suzuki, Tokyo, JP;
Kanji Yokomizo, Kanagawa, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical element for an illumination device, an illumination device, and a display device using the illumination device is capable of performing surface light emission by utilizing a plurality of light guide members, and suppressing generation of color unevenness.