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. 11, 2019
Filed:
Feb. 02, 2016
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Takamitsu Isono, Osaka, JP;
Yasuhiro Kumamoto, Osaka, JP;
Tadahiro Kugimaru, Osaka, JP;
Kouji Terawaki, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13357 (2006.01); G02F 1/1335 (2006.01); F21S 2/00 (2016.01);
U.S. Cl.
CPC ...
G02F 1/133611 (2013.01); F21S 2/00 (2013.01); G02F 1/133603 (2013.01); G02F 1/133605 (2013.01); G02F 1/133606 (2013.01); G02F 1/133608 (2013.01); G02F 2001/133612 (2013.01);
Abstract
A display device includes a display panel, a plurality of light-emitting sources arranged in a matrix and mounted on a back plate to project light towards the display panel, a reflection sheet attached to the back plate and having holes into which the light-emitting sources are inserted, and a plurality of protrusions formed on the back plate for causing portions of the reflection sheet to bulge out toward the display panel.