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:
Nov. 26, 2024
Filed:
Nov. 27, 2019
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 11/06 (2013.01); H01G 11/32 (2013.01); H01G 11/48 (2013.01); H01G 11/50 (2013.01); H01G 11/86 (2013.01); H01G 11/52 (2013.01); H01G 11/62 (2013.01); H01M 4/587 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01G 11/06 (2013.01); H01G 11/32 (2013.01); H01G 11/48 (2013.01); H01G 11/50 (2013.01); H01G 11/86 (2013.01); H01G 11/52 (2013.01); H01G 11/62 (2013.01); H01M 4/587 (2013.01); H01M 10/052 (2013.01); H01M 2300/004 (2013.01);
Abstract
A electrochemical device negative electrode includes: a negative electrode core material; and a negative electrode material layer supported on the negative electrode core material. The negative electrode material layer contains a carbon material. And a surface layer portion of the negative electrode material layer has a lithium carbonate-containing region.