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:
May. 10, 2022
Filed:
Feb. 14, 2018
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Miyuki Nakai, Osaka, JP;
Yasuyuki Kusumoto, Hyogo, JP;
Yusuke Kawahara, Osaka, JP;
Futoshi Tanigawa, Osaka, JP;
Atsushi Fukui, Hyogo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/06 (2006.01); H01M 4/50 (2010.01); H01M 4/62 (2006.01); H01M 6/16 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/06 (2013.01); H01M 4/502 (2013.01); H01M 4/62 (2013.01); H01M 6/168 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0025 (2013.01);
Abstract
A positive electrode, a negative electrode containing lithium, and a nonaqueous electrolyte having lithium ion conductivity are installed. The nonaqueous electrolyte contains a nonaqueous solvent and a solute. The positive electrode contains a positive electrode active material containing at least manganese dioxide, a conductive agent, and a binding agent and further contains an oxide and sulfate of a rare-earth element.