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. 29, 2020
Filed:
Oct. 22, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;
Inventor:
Satoshi Takata, Toyota, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0228 (2016.01); H01M 8/0206 (2016.01); H01M 8/0215 (2016.01); H01M 8/1039 (2016.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0228 (2013.01); H01M 8/0206 (2013.01); H01M 8/0215 (2013.01); H01M 8/1039 (2013.01); H01M 2008/1095 (2013.01); H01M 2300/0082 (2013.01);
Abstract
A means for imparting low contact resistance and excellent corrosion resistance under highly corrosive environments, such as environments in the presence of a fluoride ion, to a separator for fuel batteries includes a separator for fuel batteries including a metal base material and a tin oxide film formed on a surface of the metal base material, in which the tin oxide film is tin oxide containing zirconium, and an element ratio of zirconium to tin (Zr/Sn) is in a range of 0.10 to 0.70.