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:
Sep. 21, 2021
Filed:
Mar. 26, 2019
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventor:
Satoshi Takata, Toyota, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/0228 (2016.01); B05D 5/12 (2006.01); H01M 8/0206 (2016.01); H01M 8/0221 (2016.01); B05D 7/24 (2006.01); H01M 8/10 (2016.01); C23C 4/08 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0228 (2013.01); B05D 5/12 (2013.01); B05D 7/24 (2013.01); C23C 4/08 (2013.01); H01M 8/0206 (2013.01); H01M 8/0221 (2013.01); H01M 8/10 (2013.01);
Abstract
A fuel cell separator having high electrical conductivity is provided. A fuel cell separator including, on a substrate, an antimony-doped tin oxide film, in which the antimony-doped tin oxide film contains a poly(3,4-ethylenedioxythiophene)/polyethylene glycol (PEDOT/PEG) copolymer in a content of 15% by volume or more but 25% by volume or less is provided.