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:
Mar. 15, 2005
Filed:
Aug. 29, 2002
Applicants:
Katsumi Hayashi, Utsunomiya, JP;
Hideo Okamoto, Utsunomiya, JP;
Hideo Kato, Utsunomiya, JP;
Inventors:
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M008/18 ;
U.S. Cl.
CPC ...
Abstract
A fuel cell stack includes a plurality of unit cells stacked together. End cell stacks are disposed at opposite ends of the unit cells in the stacking direction. The unit cells between the end cell stacks are electrically connected in series. A first unit cell and a second unit cell in each of the end cell stacks are electrically connected in parallel by a cable. In each of the first and second unit cells a membrane electrode assembly is interposed between a first separator, and a second separator.