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. 10, 2015
Filed:
Mar. 10, 2009
Applicants:
Takahiko Ueda, Kamisu, JP;
Hiroshi Koyama, Kamisu, JP;
Inventors:
Takahiko Ueda, Kamisu, JP;
Hiroshi Koyama, Kamisu, JP;
Assignee:
Yupo Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); G09F 13/04 (2006.01); G09F 13/08 (2006.01); G02B 5/08 (2006.01); G02B 5/02 (2006.01); G09F 13/14 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0866 (2013.01); G02B 5/0247 (2013.01); G02B 5/0284 (2013.01); G09F 13/04 (2013.01); G09F 13/14 (2013.01); G02F 1/133605 (2013.01);
Abstract
A light reflector including a multilayer film wherein the multilayer film includes a substrate layer and an emission line preventing layer including a scale-like light reflecting section, and the reflection angle light quantity ratio is from 1.5 to 6.5. The light reflector is capable of preventing generation of emission lines when it is incorporated in a planar light source device or an illuminating device.