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 8979292 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 17, 2015

Filed:

May. 02, 2012
Applicant:

Tomohisa Tajiri, Daito, JP;

Inventor:

Tomohisa Tajiri, Daito, JP;

Assignee:

Funai Electric Co., Ltd., Daito-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0016 (2013.01); G02B 6/0068 (2013.01); G02B 6/0073 (2013.01);
Abstract

This display includes point light sources, a light guide plate including a light-receiving surface on which light emitted from the point light sources is directly incident, opposed to the point light sources, and a display cell provided on a surface of the light guide plate, while a plurality of projecting portions each having a width smaller than a width of each of the point light sources in an extensional direction of a side of the light guide plate provided with the light-receiving surface are provided on a region of the light-receiving surface of the light guide plate opposed to the point light sources, and the plurality of projecting portions of the light guide plate are formed to have irregularly different shapes.


Find Patent Forward Citations

Tajiri, Tomohisa. (2015). Display, television set, and liquid crystal television set (U.S. Patent No. 8979292). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8979292

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

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