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:
Jan. 01, 2013
Filed:
Jan. 26, 2009
Kaori Yamamoto, Osaka, JP;
Kaori Yamamoto, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A lighting deviceof the present invention includes a light output portionfrom which light is output, a light source, and an optical memberprovided on the light output portionside with respect to the light source. The optical memberis held by a pair of holding members. The holding members include a first holding memberthat holds the optical memberfrom the light sourceside and a second holding memberthat holds the optical memberfrom an opposite side from the light sourceside. A bufferis provided in at least one of a space between the optical memberand the first holding memberand a space between the optical memberand the second holding member. The bufferhas at least one rough surface on a side that abuts the optical member