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:
Jul. 27, 2010
Filed:
May. 12, 2006
Kazuhiko Nakagawa, Niihari-gun, JP;
Masahiro Seido, Tsuchiura, JP;
Mineo Washima, Tsuchiura, JP;
Takaaki Sasaoka, Tsuchiura, JP;
Kunihiro Fukuda, Tsukuba, JP;
Katsumi Nomura, Tsuchiura, JP;
Kazuhiko Nakagawa, Niihari-gun, JP;
Masahiro Seido, Tsuchiura, JP;
Mineo Washima, Tsuchiura, JP;
Takaaki Sasaoka, Tsuchiura, JP;
Kunihiro Fukuda, Tsukuba, JP;
Katsumi Nomura, Tsuchiura, JP;
Hitachi Cable, Ltd., Tokyo, JP;
Abstract
A fuel cell having: a fuel electrode and an oxidant electrode disposed to sandwich a solid polymer electrolyte membrane; current collecting plates disposed outside of the fuel electrode and the oxidant electrode; a fuel electrode channel member disposed outside of the current collecting plate disposed outside of the fuel electrode; and an oxidant electrode channel member disposed outside of the current collecting plate disposed outside of the oxidant electrode. The oxidant electrode channel member has a thickness of not less than 1.2 mm. The fuel cell is a direct methanol type fuel cell.