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. 22, 2002
Filed:
May. 17, 2000
Applicant:
Inventors:
William A. Fuglevand, Spokane, WA (US);
Peter D. DeVries, Spokane, WA (US);
Glen Alden Lloyd, Spokane, WA (US);
David R. Lott, Spokane, WA (US);
John P. Scartozzi, Spokane, WA (US);
Assignee:
Avista Laboratories, Inc., Spokane, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/02 ; H01M 8/04 ;
U.S. Cl.
CPC ...
H01M 8/02 ; H01M 8/04 ;
Abstract
An ion exchange membrane fuel cell is described and which includes a module enclosing a membrane electrode diffusion assembly which has an active area defined by a surface area, and which produces an average current density of at least about 350 mA per square centimeter of surface area when supplied with a dilute fuel at a nominal voltage of about 0.5 volts.