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. 07, 2003
Filed:
May. 23, 2001
Applicant:
Inventor:
William A. Fuglevand, Spokane, WA (US);
Assignee:
Avista Laboratories, Inc., Spokane, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/00 ; H01M 8/04 ; H01M 8/12 ;
U.S. Cl.
CPC ...
H01M 8/00 ; H01M 8/04 ; H01M 8/12 ;
Abstract
A fuel cell power system, comprising a fuel cell which generates DC voltage; a plurality of energy storage devices selectively electrically coupled with the fuel cell; and circuitry for sequentially selectively electrically coupling and decoupling the respective energy storage devices to a load in a manner which approximates a voltage sine wave.