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:
Jun. 08, 2010
Filed:
Feb. 27, 2007
Atsushi Ito, Tokyo, JP;
Masayuki Kawano, Kumamoto, JP;
Atsushi Ito, Tokyo, JP;
Masayuki Kawano, Kumamoto, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
A display device includes: a light source; a light guide plate including a first plate surface that emits light incident from the light source, a second plate surface other than the first plate surface, and at least two protruding portions formed on the second plate surface; a light source board including the light source arranged thereon, the light source board arranged on the second plate surface; and an optical sheet including a first sheet surface arranged to face the first plate surface, a second sheet surface arranged to face the light source board, and at least two protruding portions formed on the second sheet surface.