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.

Date of Patent:
Oct. 21, 2025

Filed:

Jan. 20, 2023
Applicants:

Sumitomo Electric Industries, Ltd., Osaka, JP;

Sumitomo Electric Toyama Co., Ltd., Imizu, JP;

Inventors:

Tomoharu Takeyama, Osaka, JP;

Kazuki Okuno, Osaka, JP;

Mitsuyasu Ogawa, Osaka, JP;

Akihisa Hosoe, Osaka, JP;

Hitoshi Tsuchida, Imizu, JP;

Masatoshi Majima, Imizu, JP;

Junichi Nishimura, Imizu, JP;

Akihiro Fujimaki, Imizu, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/134 (2010.01); H01M 4/02 (2006.01); H01M 4/1395 (2010.01);
U.S. Cl.
CPC ...
H01M 4/134 (2013.01); H01M 4/1395 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract

A metal porous body includes: a metal framework; and a separation wall formed in one piece with the metal framework, the separation wall being composed of the same material as a material of the metal framework. A plurality of cells each having a polyhedral shape exist inside the metal porous body. A side of the polyhedral shape is constituted of the metal framework. A location in which an opening of a cell of the plurality of cells is closed by the separation wall exists inside the metal porous body, the opening being defined by a side of a polyhedral shape of the cell.


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