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:
Apr. 10, 2007
Filed:
Nov. 18, 2003
Naoyuki Enjoji, Utsunomiya, JP;
Toshiaki Ariyoshi, Utsunomiya, JP;
Yuichiro Kosaka, Utsunomiya, JP;
Kazuya Sasamoto, Haga-gun, JP;
Yoshinori Wariishi, Utsunomiya, JP;
Naoyuki Enjoji, Utsunomiya, JP;
Toshiaki Ariyoshi, Utsunomiya, JP;
Yuichiro Kosaka, Utsunomiya, JP;
Kazuya Sasamoto, Haga-gun, JP;
Yoshinori Wariishi, Utsunomiya, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
A fuel cell stack is formed by stacking a plurality of fuel cells. A heating mechanism is provided for heating an outermost fuel cell by external electrical energy. A power generation circuit including electric heaters corresponding to the fuel cells is provided. Further, a switching mechanism including switches for selectively connecting the fuel cells to the power generation circuit or selectively disconnecting the fuel cells from the power generation circuit is provided.