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. 19, 2011
Filed:
Aug. 15, 2006
Seiji Hibino, Kawasaki, JP;
Masami Tsutsumi, Kawasaki, JP;
Kensuke Yoshida, Kawasaki, JP;
Hiroaki Yoshida, Kawasaki, JP;
Yoichi Takasu, Kawasaki, JP;
Nawalage Florence Cooray, Kawasaki, JP;
Fumio Takei, Kawasaki, JP;
Seiji Hibino, Kawasaki, JP;
Masami Tsutsumi, Kawasaki, JP;
Kensuke Yoshida, Kawasaki, JP;
Hiroaki Yoshida, Kawasaki, JP;
Yoichi Takasu, Kawasaki, JP;
Nawalage Florence Cooray, Kawasaki, JP;
Fumio Takei, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
In the present invention, a material having a structure represented by formula (1) or (2) (wherein W equals N or C) is used as a solid electrolyte for a fuel cell. An electrolyte membrane having a small fuel crossover and a fuel cell having excellent ion conductivity and service capacity are obtained.