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:
Apr. 01, 2003
Filed:
Jul. 31, 2000
Applicant:
Inventors:
Gang Xie, Aichi-ken, JP;
Harumi Hashiguchi, Aichi-ken, JP;
Norio Nakaya, Aichi-ken, JP;
Atsushi Tomita, Aichi-ken, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/86 ; H01M 8/10 ; H01M 4/88 ;
U.S. Cl.
CPC ...
H01M 4/86 ; H01M 8/10 ; H01M 4/88 ;
Abstract
In order to improve gas permeability and electric conductivity, a solid polymer electrolyte fuel cell is so designed as to include an electrolyte in the boom of an ion exchange membrane, a gas diffusion layer arranged on each side of the electrolyte , and an electrode catalyst substance, dispersed in the gas diffusion layer