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:
Oct. 14, 2014
Filed:
Feb. 08, 2012
Applicants:
Min Sang Kim, Seoul, KR;
Jung IN Seo, Seoul, KR;
Inventors:
Min Sang Kim, Seoul, KR;
Jung In Seo, Seoul, KR;
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09F 13/04 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0021 (2013.01); G02B 6/0055 (2013.01); G02B 6/0068 (2013.01); G02B 6/0073 (2013.01); G02B 6/0038 (2013.01);
Abstract
The backlight unit includes a plurality of light source groups, each of which includes at least one light source, and a light guide plate to guide light irradiated from the plurality of light source groups, and the light guide plate includes first grooves disposed in a first direction, the plurality of light source groups being disposed within the first grooves, and at least one second groove disposed in a second direction differing from the first direction.