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. 09, 2013
Filed:
Jul. 15, 2008
Shinichi Shikii, Nara, JP;
Tetsuro Mizushima, Osaka, JP;
Tatsuo Itoh, Osaka, JP;
Akira Kurozuka, Osaka, JP;
Takayuki Nagata, Osaka, JP;
Kazuhisa Yamamoto, Osaka, JP;
Shinichi Shikii, Nara, JP;
Tetsuro Mizushima, Osaka, JP;
Tatsuo Itoh, Osaka, JP;
Akira Kurozuka, Osaka, JP;
Takayuki Nagata, Osaka, JP;
Kazuhisa Yamamoto, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
It is aimed to provide an LCD backlight device and liquid crystal display that can suppress light quantity loss and ensure uniform brightness. An LCD backlight devicehas a laser light sourcethat emits laser light, and a light guiding platethat transforms the laser light from the laser light sourceinto linear laser light, and transforms the linear laser light into a planar laser light, and emits the planar laser light, and the light guiding platehas a third side facethat transforms the linear laser light into the planar laser light by reflecting the linear laser light by a plurality of reflection surfaces that are formed along the entrance direction of the linear laser light.