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. 12, 2011
Filed:
May. 19, 2004
Applicant:
Gang Xie, Kariya, JP;
Inventor:
Gang Xie, Kariya, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
By using a fuel cell having a membrane electrode assembly having and electrolyte membraneformed by a polymer electrolyte membrane, and an anodeand a cathodecarrying a catalytic metal and sandwiching electrolyte membrane. The anodeand the cathodeare in electrical connection, and an activation treatment is carried out for opening an active site of catalytic metal of the cathode. This provides an activation method of a polymer electrolyte fuel cell which is advantageous to activation and raises cell voltage.