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. 23, 1984
Filed:
Mar. 25, 1983
Applicant:
Inventors:
Kazunori Fujita, Ibaraki, JP;
Kohki Tamura, Hitachi, JP;
Hidejiro Kawana, Hitachi, JP;
Kazuo Iwamoto, Hitachi, JP;
Tatsuo Horiba, Hitachi, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429 33 ; 429 42 ;
Abstract
A methanol fuel cell with an electrolyte ion exchange membrane integrated with an oxidizer electrode containing water-repellent particles on one side of the membrane and with a hydrophilic fuel electrode containing no water-repellent particles on the other side thereof and with less contact resistance between the ion exchange membrane and the electrodes and a three-phase boundary readily formable in the oxidizer electrode.