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. 23, 2018
Filed:
Mar. 10, 2016
Applicant:
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Inventors:
Katsunori Takada, Ibaraki, JP;
Kota Nakai, Ibaraki, JP;
Naotaka Higuchi, Ibaraki, JP;
Keisuke Kimura, Ibaraki, JP;
Yoshitsugu Kitamura, Ibaraki, JP;
Hiroki Kuramoto, Ibaraki, JP;
Assignee:
NITTO DENKO CORPORATION, Ibaraki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/14 (2015.01); C08J 3/24 (2006.01); C08J 5/18 (2006.01); G02B 1/08 (2006.01); B29D 11/00 (2006.01);
U.S. Cl.
CPC ...
G02B 5/305 (2013.01); B29D 11/00644 (2013.01); C08J 3/24 (2013.01); C08J 5/18 (2013.01); G02B 1/08 (2013.01); G02B 1/14 (2015.01); G02B 5/3033 (2013.01); C08J 2329/04 (2013.01);
Abstract
There is provided a polarizer excellent in durability. A polarizer according to one embodiment of the present invention includes a resin film containing boric acid, wherein the resin film has a low-concentration portion, which contains a lower concentration of the boric acid than that in any other site, formed in an end portion thereof.