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:
Mar. 02, 2021
Filed:
Jan. 14, 2019
Applicant:
Ngk Insulators, Ltd., Nagoya, JP;
Inventors:
Risako Ito, Nagoya, JP;
Makoto Ohmori, Nagoya, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0662 (2016.01); B01D 53/04 (2006.01); H01M 8/2432 (2016.01); H01M 8/2484 (2016.01); H01M 8/124 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0662 (2013.01); B01D 53/04 (2013.01); H01M 8/2432 (2016.02); H01M 8/2484 (2016.02); H01M 2008/1293 (2013.01);
Abstract
A fuel cell has an anode, a cathode active portion that exhibits oxygen ion conductivity and electron conductivity, a cathode current collecting portion that is disposed on the cathode active portion and that exhibits a higher electron conductivity than the cathode active portion, and a contaminant trap portion that is disposed on the cathode current collecting portion and exhibits oxygen ion conductivity and electron conductivity.