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:
Aug. 04, 2020
Filed:
Feb. 20, 2018
Applicant:
Kabushiki Kaisha Toyota Chuo Kenkyusho, Nagakute-shi, Aichi-ken, JP;
Inventor:
Jiro Sakata, Nagakute, JP;
Assignee:
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, Nagakute-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/86 (2006.01); H01M 4/90 (2006.01); H01M 8/18 (2006.01);
U.S. Cl.
CPC ...
H01M 8/188 (2013.01); H01M 4/8663 (2013.01); H01M 4/90 (2013.01); H01M 2300/0005 (2013.01); Y02E 60/528 (2013.01);
Abstract
A negative electrode electrolyte solution which contains titanium ions, a chelating agent, and a catechol-based compound having a catechol structure is used for a negative electrode of a flow battery in which an electrolyte solution is circulated so as to perform charge and discharge.