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:
Jul. 10, 2018
Filed:
Apr. 10, 2014
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Masayuki Itoh, Osaka, JP;
Hiroshi Umeda, Osaka, JP;
Kazuo Tamaki, Osaka, JP;
Masanobu Okano, Osaka, JP;
Yusuke Shibata, Osaka, JP;
Manabu Onozaki, Osaka, JP;
Atsushi Yamashita, Osaka, JP;
Sharp Kabushiki Kaisha, Sakai, JP;
Abstract
An illumination device () includes a light guide plate () and a light source unit () which includes a substrate () and a plurality of LED chips () disposed on the substrate (), and which is disposed in a position at which emitted light of the LED chips () enters a light entrance portion () of the light guide plate (). The LED chips () are disposed to form a plurality of rows on the substrate (), and are disposed to line up in a direction which orthogonally intersects the rows between each of the rows.