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. 18, 2023
Filed:
Feb. 04, 2020
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventor:
Aiko Nagano, Nisshin, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/04 (2006.01); H02J 7/16 (2006.01); H01M 10/48 (2006.01); G01R 27/14 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H02J 7/04 (2013.01); G01R 27/14 (2013.01); H01M 10/052 (2013.01); H01M 10/48 (2013.01);
Abstract
It is an object of the invention to provide a method for efficiently charging a secondary battery. The method of the disclosure is a method for charging a secondary battery that includes step (A) for measuring an internal resistance of the secondary battery, and step (B) for increasing or decreasing the maximum charging voltage of the secondary battery in accordance with increase or decrease of the measured internal resistance.