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:
Dec. 06, 2022
Filed:
Sep. 27, 2019
Applicant:
Nichia Corporation, Anan, JP;
Inventors:
Tomooki Kawasaki, Anan, JP;
Ken-ichi Kobayashi, Tokushima, JP;
Assignee:
NICHIA CORPORATION, Anan, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 4/131 (2010.01); H01M 4/38 (2006.01); H01M 4/36 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); H01M 4/131 (2013.01); H01M 4/364 (2013.01); H01M 4/382 (2013.01); H01M 4/505 (2013.01);
Abstract
A positive electrode active material for a non-aqueous electrolyte secondary battery that includes a lithium transition metal composite oxide having a spinel structure and containing nickel and manganese is provided. The positive electrode active material includes a first surface region having a chemical composition with a molar ratio of nickel to manganese of 0.1 or less on the surface of the lithium transition metal composite oxide.
Kawasaki, Tomooki. (2022). Positive electrode active material for non-aqueous electrolyte secondary battery and method for producing the same (U.S. Patent No. 11522184). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11522184
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile