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. 04, 2019
Filed:
Apr. 04, 2017
Applicant:
Japan Display Inc., Tokyo, JP;
Inventors:
Yosuke Nakamori, Tokyo, JP;
Takafumi Suzuki, Tokyo, JP;
Assignee:
Japan Display Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 8/00 (2006.01); G02F 1/1343 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133606 (2013.01); G02B 6/005 (2013.01); G02B 6/0055 (2013.01); G02B 6/0088 (2013.01); G02F 1/133528 (2013.01); G02F 1/134309 (2013.01);
Abstract
According to one embodiment, a backlight device includes a case, a light guide in the case, a first optical sheet on the light guide, a second optical sheet on the first optical sheet, a first adhesive provided between the case and at least one of the first optical sheet and the second optical sheet, to stick at least one of the optical sheets to the case, and a light source in the case, configured to radiate light to the light guide.