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:
Jan. 05, 2010
Filed:
Aug. 31, 2006
Applicants:
Masahiro Imanishi, Susono, JP;
Haruyuki Nakanishi, Susono, JP;
Shigeaki Murata, Numazu, JP;
Yoshihisa Tamura, Susono, JP;
Inventors:
Masahiro Imanishi, Susono, JP;
Haruyuki Nakanishi, Susono, JP;
Shigeaki Murata, Numazu, JP;
Yoshihisa Tamura, Susono, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/02 (2006.01); H01M 48/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel cell capable of improving heat exchange efficiency with respect to tubular fuel cells is provided. A fuel cell includes a hollow electrolyte membrane, hollow electrodes arranged on an inside and an outside of the electrolyte membrane, respectively, and an internal charge collector arranged inside of the electrolyte membrane and the electrodes, wherein the internal charge collector is hollow and made of a nonporous member.