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:
Jun. 29, 2021
Filed:
Mar. 02, 2017
Japan Science and Technology Agency, Kawaguchi, JP;
Miho Yamauchi, Fukuoka, JP;
Masaaki Sadakiyo, Fukuoka, JP;
Sho Kitano, Fukuoka, JP;
Shinichi Hata, Fukuoka, JP;
Japan Science and Technology Agency, Kawaguchi, JP;
Abstract
A catalyst comprising: a titanium oxide having an anatase-type crystal structure, and having the vertices and the ridge lines, wherein in a single titanium oxide particle, a vertex density per unit surface area is 8.0×10nmor more, and a ridge line density per unit surface area is 5.0×10nm or more, or a ridge line density per unit volume is 8.0×10nmor more. A complex comprising: a material having a porous structure; and said catalyst. A membrane electrode assembly comprising: an anode; cathode; and an electrolyte membrane, wherein the cathode carries said catalyst on at least a surface of the cathode.