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. 30, 2015
Filed:
Nov. 01, 2012
Applicants:
Chang Seok Bae, Uiwang-si, KR;
Jin Sook Kim, Uiwang-si, KR;
Eun MI Kim, Uiwang-si, KR;
Pil Joo Kim, Uiwang-si, KR;
Eun Su Park, Uiwang-si, KR;
Jae Bin Song, Uiwang-si, KR;
Inventors:
Chang Seok Bae, Uiwang-si, KR;
Jin Sook Kim, Uiwang-si, KR;
Eun Mi Kim, Uiwang-si, KR;
Pil Joo Kim, Uiwang-si, KR;
Eun Su Park, Uiwang-si, KR;
Jae Bin Song, Uiwang-si, KR;
Assignee:
CHEIL INDUSTRIES, INC., Gumi-si, Kyeongsangbuk-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3083 (2013.01);
Abstract
A polarizer includes boric acid, potassium iodide, and a zinc salt. The zinc salt has a concentration gradient in which the concentration of the zinc salt gradually decreases from a surface of the polarizer to an interior thereof.