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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.:

US 12237497 B1

PDFFull Text
Date of Patent:
Feb. 25, 2025

Filed:

Dec. 17, 2019

Electrode plate for secondary batteries, and secondary battery using same

Applicant:

Sanyo Electric Co., Ltd., Daito, JP;

Inventors:

Hiroyuki Tajima, Hyogo, JP;

Tetsuya Sato, Hyogo, JP;

Assignee:

SANYO Electric Co., Ltd., Osaka, JP;

Attorney:

WHDA, LLP

Primary Examiner:

Brian R Ohara

Assistant Examiner:

M T Leonard

Int. Cl.
CPC ...
H01M 4/134 (2010.01); H01M 4/38 (2006.01); H01M 4/66 (2006.01); H01M 50/534 (2021.01); H01M 50/588 (2021.01); H01M 50/593 (2021.01);
U.S. Cl.
CPC ...
H01M 4/134 (2013.01); H01M 4/386 (2013.01); H01M 4/661 (2013.01); H01M 50/534 (2021.01); H01M 50/588 (2021.01); H01M 50/593 (2021.01);
Abstract

The present invention provides: an electrode plate for secondary batteries, which has high reliability; and a secondary battery which uses this electrode plate. A negative electrode plate for secondary batteries, which comprises: a negative electrode core body that is formed of a metal; and negative electrode active material layers that are formed on both surfaces of the negative electrode core body. This negative electrode plate has a first edge and a negative electrode tab which protrudes from the first edge; and a coating film containing silicon is formed on the end face of the negative electrode core body at the first edge. A secondary battery according to the present invention is provided with a positive electrode plate and the negative electrode plate.

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Tajima, Hiroyuki. (2025). Electrode plate for secondary batteries, and secondary battery using same (U.S. Patent No. 12237497). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12237497

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