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:
Apr. 11, 2017
Filed:
Feb. 08, 2013
Applicant:
Omron Corporation, Kyoto, JP;
Inventors:
Koichi Takemura, Shiga, JP;
Gouo Kurata, Saitama, JP;
Yoshihisa Yamanaka, Shiga, JP;
Masayuki Kojima, Shiga, JP;
Morihisa Ota, Shiga, JP;
Assignee:
OMRON Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/02 (2006.01); B26D 11/00 (2006.01); B26D 7/27 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
F21V 5/02 (2013.01); B26D 7/27 (2013.01); B26D 11/00 (2013.01); G02B 6/0065 (2013.01); B26F 2210/08 (2013.01); G02B 6/0036 (2013.01); G02B 6/0053 (2013.01); Y10T 83/04 (2015.04); Y10T 83/0476 (2015.04); Y10T 428/24777 (2015.01);
Abstract
An area light source device has a transfer-molded optical member, and a light source disposed in a position facing at least one of end faces of the optical member. Light incident to the optical member from the light source is output through a light exit surface of the optical member. A cutting back clearance portion is provided in at least one of corner portions of the end face of the optical member.
Takemura, Koichi. (2017). Resin sheet producing method, optical member produced by resin sheet producing method, area light source device in which optical member is used, liquid crystal display device, and mobile device (U.S. Patent No. 9618180). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9618180
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