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. 10, 2019
Filed:
May. 10, 2017
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Ishifuku Metal Industry Co., Ltd., Soka-shi, Saitama, JP;
Atsushi Ohma, Kanagawa, JP;
Kazuki Arihara, Kanagawa, JP;
Yoshihisa Furuya, Kanagawa, JP;
Hideo Inoue, Soka, JP;
Takehito Nishikawa, Soka, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
ISHIFUKU METAL INDUSTRY CO., LTD., Tokyo, JP;
Abstract
Provided is an electrode catalyst having enhanced catalytic activity (oxygen reduction reaction (ORR) specific activity). Disclosed is an electrode catalyst containing a catalyst metal particle(s) and a spacer(s) supported on a catalyst support, in which a ratio (d/d) of an average diameter of the spacer(s) (d) with respect to an average diameter of the catalyst metal particle(s) (d) is from 3.5 to 10.