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:
Jul. 22, 2003
Filed:
Mar. 21, 2001
Applicant:
Inventors:
Dietmar Mirsch, Kirchheim-Nabern, DE;
Bernd Scheiterlein, Crailsheim, DE;
Assignee:
Ballard Power Systems AG, Kirchheim/Teck-Nabern, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/00 ; H01M 8/04 ; H01M 8/12 ; H01M 2/14 ;
U.S. Cl.
CPC ...
H01M 8/00 ; H01M 8/04 ; H01M 8/12 ; H01M 2/14 ;
Abstract
A fuel cell system comprises a fuel cell unit and facility for humidifying process gases to provide a fuel for the fuel cell unit, wherein water-carrying media conduits of the fuel cell unit are provided at least in part as heatable media conduits.