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:
May. 23, 2023
Filed:
Mar. 02, 2020
Applicants:
The University of Tokyo, Tokyo, JP;
Nissan Chemical Corporation, Tokyo, JP;
Inventors:
Yoshiaki Nishibayashi, Tokyo, JP;
Kazunari Nakajima, Tokyo, JP;
Hiroki Toda, Tokyo, JP;
Shoichi Kondo, Funabashi, JP;
Takamasa Kikuchi, Funabashi, JP;
Assignees:
THE UNIVERSITY OF TOKYO, Tokyo, JP;
NISSAN CHEMICAL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/90 (2006.01); H01M 8/22 (2006.01);
U.S. Cl.
CPC ...
H01M 4/9041 (2013.01); H01M 8/222 (2013.01);
Abstract
A fuel cell is an ammonia fuel cell using an ammonia-containing fuel. A catalyst used for an anode of the fuel cell is a ruthenium complex having two first ligands and one second ligand, and the first ligand is pyridine or a condensed cyclic pyridine compound with or without a substituent, and the second ligand is 2,2'-bipyridyl-6,6′-dicarboxylic acid with or without a substituent on a pyridine ring.