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. 20, 2015
Filed:
May. 29, 2013
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sung-Hyun Nam, Daejeon, KR;
Kyun-Il Rah, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/10 (2015.01);
U.S. Cl.
CPC ...
G02B 5/3083 (2013.01); G02B 5/305 (2013.01); G02B 1/105 (2013.01); G02B 5/3058 (2013.01); Y10T 156/10 (2015.01);
Abstract
Provided are a high luminance polarizing plate including a polarizing plate, a λ/2 retardation film having an in-plane retardation value ranging from 250 nm to 280 nm in a wavelength range of 450 nm to 650 nm that is laminated on one side of the polarizing plate, and a brightness enhancement film laminated on the λ/2 retardation film, a method of manufacturing the same, and a display device using the high luminance polarizing plate.