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:
Jan. 11, 2022
Filed:
Dec. 31, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventor:
Tomoko Kozaki, Toyota, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0217 (2016.01); H01M 8/0228 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0217 (2013.01); H01M 8/0228 (2013.01);
Abstract
The disclosure provides a fuel-cell separator excellent in conductivity and a method for producing the separator. A fuel-cell separator comprising a metal substrate and a surface layer formed on a surface of the substrate, wherein the surface layer comprises an antimony-containing tin oxide film in an outermost surface thereof, and the antimony-containing tin oxide film has a value (%) representing orientation of the (200) plane and calculated in accordance with Expression (1): where individual peak intensity values are obtained by X-ray diffraction, of 35 or more.