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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.:

US 9166127 B1

PDFFull Text
Expired
Date of Patent:
Oct. 20, 2015

Filed:

Feb. 25, 2010

Light source module

Applicants:

Takuma Kato, Tokyo, JP;

Masatoshi Kawamata, Tokyo, JP;

Inventors:

Takuma Kato, Tokyo, JP;

Masatoshi Kawamata, Tokyo, JP;

Assignee:

Koha Co., Ltd., Tokyo, JP;

Attorney:

McGinn IP Law Group, PLLC

Primary Examiner:

Sharon Payne

Int. Cl.
CPC ...
F21V 8/00 (2006.01); H01L 33/58 (2010.01); G02B 5/02 (2006.01); G02B 19/00 (2006.01); F21V 5/04 (2006.01); F21V 7/00 (2006.01); F21Y 101/02 (2006.01); G09F 13/04 (2006.01); H01L 33/48 (2010.01);
U.S. Cl.
CPC ...
H01L 33/58 (2013.01); G02B 5/0242 (2013.01); G02B 5/0278 (2013.01); G02B 19/0028 (2013.01); G02B 19/0061 (2013.01); G02B 19/0071 (2013.01); F21V 5/04 (2013.01); F21V 7/0091 (2013.01); F21Y 2101/02 (2013.01); G09F 2013/0422 (2013.01); H01L 33/483 (2013.01); H01L 2933/0083 (2013.01);
Abstract

Disclosed is a light source module which does not require rigorous adjustments of the light direction and is free from luminance unevenness. Specifically disclosed is a light source module () which comprises a light-emitting element (), and a light direction changing element () which is composed of a transparent resin and discharges the light emitted from the light-emitting element () toward the lateral direction. The light direction changing element () contains not less than 0.01% by weight but not more than 0.1% by weight of a light-diffusing agent () per 100% by weight of the transparent resin.

Find Patent Forward Citations

Kato, Takuma. (2015). Light source module (U.S. Patent No. 9166127). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9166127

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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