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. 02, 2024
Filed:
Jul. 06, 2022
Applicant:
Japan Display Inc., Tokyo, JP;
Inventors:
Assignee:
Japan Display Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/00 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0076 (2013.01); G02B 6/0035 (2013.01); G02B 6/00 (2013.01); G02B 6/0016 (2013.01);
Abstract
According to one embodiment, an illumination device, in which a plurality of light guides include a plurality of light guide pairs, each of the plurality of light guide pairs includes a first light guide and a second light guide, the plurality of light guide pairs are connected with their long sides opposed to each other, a plurality of laser light source elements include a plurality of first light source elements arranged to be opposed to a first side surface on a short side of the first light guide of the light guide pair, and a plurality of second light source elements arranged to be opposed to a second side surface of the second light guide of the light guide pair.