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. 21, 2009
Filed:
May. 10, 2004
Tatsuto Yamazaki, Moriguchi, JP;
Yoshiaki Yamamoto, Katano, JP;
Hiroki Kusakabe, Sakai, JP;
Hideo Ohara, Katano, JP;
Nobuhiro Hase, Neyagawa, JP;
Shinsuke Takeguchi, Kadoma, JP;
Tatsuto Yamazaki, Moriguchi, JP;
Yoshiaki Yamamoto, Katano, JP;
Hiroki Kusakabe, Sakai, JP;
Hideo Ohara, Katano, JP;
Nobuhiro Hase, Neyagawa, JP;
Shinsuke Takeguchi, Kadoma, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A polymer electrolyte fuel cell including a plurality of membrane electrode assemblies and a plurality of conductive separators, wherein the plurality of conductive separators include at least one separator comprising: a fuel gas inlet-side manifold aperture; a fuel gas outlet-side manifold aperture; a gas flow channel for fuel gas formed on an anode-side of the separator; an inlet-side through hole and an outlet-side through hole penetrating the separator which are formed at an inlet-side end and an outlet-side end of the gas flow channel for fuel gas; and an inlet-side connection groove and an outlet-side connection groove for connecting the inlet-side and outlet-side through holes with the fuel gas inlet-side manifold aperture and the fuel gas outlet-side manifold aperture, respectively, which are formed on a cathode-side of the separator.