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:
Oct. 11, 2011
Filed:
Mar. 06, 2003
Shinji Inagaki, Nagoya, JP;
Yoshiaki Fukushima, Aichi-gun, JP;
Masaya Kawasumi, Anjyo, JP;
Naoki Hasegawa, Kasugai, JP;
Yu Morimoto, Nagoya, JP;
Kyoko Tsusaka, Nagoya, JP;
Shinji Inagaki, Nagoya, JP;
Yoshiaki Fukushima, Aichi-gun, JP;
Masaya Kawasumi, Anjyo, JP;
Naoki Hasegawa, Kasugai, JP;
Yu Morimoto, Nagoya, JP;
Kyoko Tsusaka, Nagoya, JP;
Kabushiki Kaisha Toyota Chuo Kenkyusho, Aichi-gun, JP;
Abstract
The membrane electrode assemblyhas an anode, a cathode, and an electrolyte membranedisposed between the anode and cathode; the anode and cathode are gas diffusion electrodes; the electrolyte membrane contains a solid electrolyte in which a plurality of pores with mean pore diameters of 1 to 30 nm are formed; and the solid electrolyte has a backbone comprising organic groups having one or more metal atoms, oxygen atoms bonded to the metal atoms, and carbon atoms bonded to the metal atoms or oxygen atoms, and also has functional groups with ion-exchange capabilities that are bonded to the organic groups in the pores.