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. 23, 2015
Filed:
May. 18, 2011
Yasumori Kuromizu, Osaka, JP;
Yasumori Kuromizu, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
Provided is an illuminating device capable of preventing luminance unevenness from developing therein. An illuminating device () includes a plurality of light-emitting boards (), each of which includes a long wiring board (), a plurality of light-emitting elements () mounted on the wiring board and clearances () between the adjacent light-emitting boards, and a light guide plate having a rectangular shape and arranged to guide light that enters from its end faces () inward and emit the light from its front face (), wherein the plurality of light-emitting boards are aligned along each of the end faces of the light guide plate, the end faces being opposed to each other, while the clearances between the adjacent light-emitting boards on the opposed end faces do not face each other while sandwiching the light guide plate therebetween.