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. 15, 2002
Filed:
Sep. 18, 2000
Applicant:
Inventors:
Hiroshi Akita, Wako, JP;
Masao Ichikawa, Wako, JP;
Masaru Iguchi, Wako, JP;
Hiroyuki Oyanagi, Wako, JP;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 ;
U.S. Cl.
CPC ...
H01M 8/10 ;
Abstract
A solid polymer electrolyte membrane excellent in proton conductivity and methanol barrier property, which is composed of a composite membrane obtained by allowing aniline to be adsorbed by a perfluorosulfonic acid polymer membrane, and subjecting the aniline to oxidative polymerization to form a polyaniline-containing polymer membrane.