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. 24, 2026
Filed:
Mar. 09, 2023
Applicants:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Cataler Corporation, Kakegawa, JP;
Inventors:
Ryo Shimizu, Susono, JP;
Akihiro Hori, Fukuroi, JP;
Mikihiro Kataoka, Fukuroi, JP;
Kenji Yamamoto, Hamamatsu, JP;
Michihisa Umezawa, Fukuroi, JP;
Assignees:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
CATALER CORPORATION, Kakegawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/92 (2006.01);
U.S. Cl.
CPC ...
H01M 4/926 (2013.01);
Abstract
A catalyst for a fuel cell includes a carbon support including a micropore, and a metal supported on the carbon support. The metal is at least one of platinum and a platinum alloy, a specific surface area of the carbon support is 250 m/g-carbon or more and 338 m/g-carbon or less, and an area of the micropore of the carbon support is 48 m/g-carbon or more and 74 m/g-carbon or less.