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. 25, 2019
Filed:
Jan. 15, 2016
Applicant:
Sharp Kabushiki Kaisha, Sakai, Osaka, JP;
Inventor:
Kenji Takase, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); F21V 29/503 (2015.01); G02F 1/13357 (2006.01); F21V 7/05 (2006.01); F21Y 105/00 (2016.01); F21V 29/70 (2015.01); F21Y 103/10 (2016.01); F21Y 115/10 (2016.01); F21Y 103/20 (2016.01);
U.S. Cl.
CPC ...
G02B 6/0068 (2013.01); F21V 29/503 (2015.01); G02B 6/009 (2013.01); G02B 6/0085 (2013.01); G02F 1/1336 (2013.01); F21V 7/05 (2013.01); F21V 29/70 (2015.01); F21Y 2103/10 (2016.08); F21Y 2103/20 (2016.08); F21Y 2105/00 (2013.01); F21Y 2115/10 (2016.08);
Abstract
A lighting device (A) includes: at least one light-emitting device () that emits light; and a light guide plate () having a light-receiving end face () that receives light which is emitted from the at least one light-emitting device () and an outgoing face () that crosses the light-receiving end face (). The lighting device (A) further includes a substrate () of a rectangular ring shape, the substrate having four side portions (). The at least one light-emitting device () is provided on the substrate ().