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:
Aug. 16, 2022

Filed:

Jan. 15, 2020
Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo, JP;

Inventors:

Retsu Tahara, Nagaokakyo, JP;

Toru Kawai, Nagaokakyo, JP;

Masahiro Otsuka, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/66 (2006.01);
U.S. Cl.
CPC ...
H01M 4/0404 (2013.01); H01M 4/661 (2013.01);
Abstract

A manufacturing method for a secondary battery that includes coating a metal current collector sheet material with an electrode material layer raw material such that a shape of a coating surface of the electrode material layer raw material is changed based on a shape of a non-rectangular electrode to be formed to form an electrode precursor, and cutting the electrode precursor into a non-rectangular electrode shape.


Find Patent Forward Citations

Loading…