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:
Feb. 13, 2006
Applicants:
Go Tokura, Yokohama, JP;
Hiroshi Kikuchi, Zushi, JP;
Inventors:
Go Tokura, Yokohama, JP;
Hiroshi Kikuchi, Zushi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electronic device powered by a fuel cell and a power supply system using a fuel cell include a first generating cell supplied with fuel directly from a fuel tank and a second generating cell supplied with fuel through the first generating cell. The second generating cell has a capacity different from the capacity of the first generating cell.