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. 06, 2009
Filed:
Sep. 24, 2003
Applicants:
Eiichi Sakaue, Tokyo, JP;
Yuusuke Sato, Tokyo, JP;
Nobutaka Kikuiri, Koganei, JP;
Atsushi Sadamoto, Kawasaki, JP;
Inventors:
Eiichi Sakaue, Tokyo, JP;
Yuusuke Sato, Tokyo, JP;
Nobutaka Kikuiri, Koganei, JP;
Atsushi Sadamoto, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel cell system is provided with a fuel cell having an anode, a cathode and an electrolyte film put therebetween, a fuel supply unit supplying fuel to the anode and a gas supply unit having a pump, the pump giving negative pressure to the cathode so as to introduce gas containing oxidant to the cathode.