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:
Apr. 25, 2023
Filed:
Feb. 22, 2021
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/485 (2010.01); H01M 10/0563 (2010.01); H01M 10/44 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/485 (2013.01); H01M 10/0563 (2013.01); H01M 10/44 (2013.01); H01M 2004/027 (2013.01); H01M 2220/10 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0014 (2013.01);
Abstract
According to one embodiment, a secondary battery () including a positive electrode (), a negative electrode (), a first electrolyte (), and a second electrolyte (). The negative electrode () includes a lithium titanium oxide having a degree of proton substitution of 0.01 to 0.2. The first electrolyte () includes water and in contact with the positive electrode (). The second electrolyte () includes water and in contact with the negative electrode ().