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:
Jan. 28, 2025
Filed:
Oct. 08, 2020
Applicant:
Kyocera Corporation, Kyoto, JP;
Inventors:
Koji Yamazaki, Kirishima, JP;
Fumito Furuuchi, Kirishima, JP;
Assignee:
Kyocera Corporation, Kyoto, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/0228 (2016.01); H01M 8/021 (2016.01); H01M 8/2475 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0228 (2013.01); H01M 8/021 (2013.01); H01M 8/2475 (2013.01);
Abstract
A cell stack device includes a cell stack and an end current collector. The cell stack includes a plurality of cells arrayed therein. The end current collector is located in an end portion of the cell stack in an array direction of the plurality of cells. The end current collector includes a surface exposed to an oxidizing atmosphere covered with a covering material including manganese and a surface exposed to a reducing atmosphere covered with a film different from the covering material.