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:
Jul. 28, 2026
Filed:
Jun. 14, 2023
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Cataler Corporation, Kakegawa, JP;
Kumiko Nomura, Okazaki, JP;
Rui Imoto, Fujisawa, JP;
Hidetoshi Okada, Kani-gun, JP;
Naoki Hasegawa, Nagakute, JP;
Tomohiro Takeshita, Nagakute, JP;
Kazuhisa Yano, Nagakute, JP;
Kenji Yamamoto, Hamamatsu, JP;
Yuko Matsumura, Iwata, JP;
Yuuki Kasama, Yokkaichi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
CATALER CORPORATION, Kakegawa, JP;
Abstract
The present embodiment is a catalyst for a fuel cell including: a catalyst metal; and a carrier that supports the catalyst metal, in which an outer surface area of the carrier to an inner surface area of the carrier, which is a ratio between the inner and outer surface areas of the carrier, is 0.56 to 0.69, and a proportion of the catalyst metal supported on an outer surface of the carrier is 23% to 35%.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile