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:
Dec. 04, 2018
Filed:
Jun. 29, 2017
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventors:
Tetsuo Nagami, Nagoya, JP;
Tooru Yamamoto, Toyota, JP;
Masaharu Tsuji, Fukuoka, JP;
Keiko Uto, Fukuoka, JP;
Junichiro Hayashi, Kasuga, JP;
Hideoki Fukushima, Nagakute, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/00 (2016.01); H01M 4/90 (2006.01); H01M 4/86 (2006.01); H01M 4/88 (2006.01); H01M 4/92 (2006.01);
U.S. Cl.
CPC ...
H01M 4/9075 (2013.01); H01M 4/8652 (2013.01); H01M 4/8803 (2013.01); H01M 4/921 (2013.01);
Abstract
A production method of a fuel cell electrode catalyst includes: a supporting step of causing platinum and yttrium to be supported on a carrier using a nonaqueous solvent; and an acid treatment step of performing an acid treatment on the carrier on which platinum and yttrium are supported.