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:
Feb. 23, 2016
Filed:
Aug. 06, 2012
Applicants:
Seung Hun Chae, Daejeon, KR;
Kyung Ki Hong, Chungcheongbukdo, KR;
Jung Hyun Yeo, Cheongju-si, KR;
Yong IL Cho, Seongnam-si, KR;
Moon Soo Park, Daejeon, KR;
Sang Seop Kim, Chungcheongbuk-do, KR;
Inventors:
Seung Hun Chae, Daejeon, KR;
Kyung Ki Hong, Chungcheongbukdo, KR;
Jung Hyun Yeo, Cheongju-si, KR;
Yong Il Cho, Seongnam-si, KR;
Moon Soo Park, Daejeon, KR;
Sang Seop Kim, Chungcheongbuk-do, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/26 (2006.01); G02B 5/20 (2006.01); G02B 5/30 (2006.01); G02F 1/1335 (2006.01); G02F 1/1334 (2006.01); G02B 27/22 (2006.01);
U.S. Cl.
CPC ...
G02B 27/26 (2013.01); G02B 5/20 (2013.01); G02B 5/3016 (2013.01); G02B 5/3083 (2013.01); G02B 27/2214 (2013.01); G02F 1/1334 (2013.01); G02F 1/133509 (2013.01); G02F 1/133528 (2013.01);
Abstract
Provided is an optical filter and a display device. In the optical filter, patterns of first and second regions therein may be stably maintained, and therefore the optical filter capable of ensuring excellent light division characteristics for a long time may be provided.