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. 27, 1990
Filed:
Jun. 24, 1988
Applicant:
Inventors:
Tadashi Nakajima, Tokyo, JP;
Shinichi Toyosawa, Tokorozawa, JP;
Shigeru Kijima, Tokorozawa, JP;
Katsuhiko Arai, Iruma, JP;
Yuko Maeda, Akishima, JP;
Masao Ogawa, Kawagoe, JP;
Takahiro Kawagoe, Tokorozawa, JP;
Yasuhiro Iino, Kodaira, JP;
Ryuzo Osawa, Kodaira, JP;
Yuichi Ishino, Fuchu, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429213 ; 252500 ;
Abstract
A polyaniline is highly conductive and less corrosive when it contains up to 7 mol % of benzenoid-ammonium salt state and up to 25 mol % of quinoid-diimine state, based on the total molar amount of the polyaniline.