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:
Nov. 01, 2016
Filed:
Aug. 07, 2014
Applicant:
Sumitomo Chemical Company, Limited, Chuo-ku, Tokyo, JP;
Inventors:
Mitsutaka Sase, Niihama, JP;
Nobuyuki Hatanaka, Osaka, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/12 (2006.01); G02B 1/08 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3016 (2013.01); G02B 1/08 (2013.01); G02B 1/12 (2013.01); G02B 5/305 (2013.01); G02B 5/3083 (2013.01); Y10T 83/04 (2015.04);
Abstract
A production method for producing a thin circularly polarizing plate at a high productivity is provided.