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. 15, 2020
Filed:
Sep. 12, 2018
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Wu Mei, Yokohama, JP;
Atsuko Iida, Yokohama, JP;
Norihiro Yoshinaga, Yokohama, JP;
Yoshihiko Nakano, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/86 (2006.01); H01M 4/90 (2006.01); H01M 8/1004 (2016.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 4/8626 (2013.01); H01M 4/9083 (2013.01); H01M 8/1004 (2013.01); H01M 2008/1095 (2013.01);
Abstract
A catalyst of an embodiment includes a porous structure including aggregates of particles containing Ru and metal atoms M different from Ru. The particles are a metal oxide. A metal atom ratio of the metal atom M in a surface region of the porous structure is higher than that of the metal atom M in the porous structure as a whole.