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:
Jun. 24, 2003
Filed:
Dec. 22, 2000
Applicant:
Inventor:
Takafumi Okamoto, Koshigaya, JP;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/04 ;
U.S. Cl.
CPC ...
H01M 8/04 ;
Abstract
A fuel cell is of a simple structure for preventing a partial temperature difference from being developed in a fuel cell structural body, and maintaining an effective operative area and performance. The fuel cell includes a plurality of fuel cells each sandwiched between separators , and has circulatory passages defined therein for circulating cooling water, which has been used to cool the fuel cells , along opposite sides of electric generation sections of the fuel cells