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:
Feb. 15, 2022
Filed:
May. 13, 2020
Applicant:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Inventors:
Masayuki Kouzu, Hitachi, JP;
Hideyuki Tsuchiya, Hitachi, JP;
Katsutomo Ohzeki, Chiba, JP;
Yoshie Oosaki, Chiba, JP;
Tatsuya Nishida, Hitachi, JP;
Assignee:
SHOWA DENKO MATERIALS CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/38 (2006.01); H01M 4/485 (2010.01); H01M 4/62 (2006.01); H01M 4/587 (2010.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/386 (2013.01); H01M 4/485 (2013.01); H01M 4/625 (2013.01); H01M 4/364 (2013.01); H01M 4/587 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01);
Abstract
A negative electrode material for a lithium ion secondary battery including carbon over a part or a whole of a surface of an oxide of silicon, in which the content of the carbon is from 0.5 mass-% to less than 5 mass-%.
Kouzu, Masayuki. (2022). Negative electrode material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery (U.S. Patent No. 11251421). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11251421
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile