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:
Jun. 14, 2016
Filed:
Sep. 27, 2012
Applicant:
Panasonic Corporation, Osaka, JP;
Inventors:
Hajime Nishino, Nara, JP;
Mitsuhiro Takeno, Osaka, JP;
Mikinari Shimada, Osaka, JP;
Masato Fujikawa, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/44 (2006.01); H02J 7/00 (2006.01); H01M 10/46 (2006.01); H01M 10/42 (2006.01); H02J 7/04 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0073 (2013.01); H01M 10/44 (2013.01); H01M 10/443 (2013.01); H01M 10/46 (2013.01); H02J 7/047 (2013.01); H01M 2010/4271 (2013.01); H02J 7/044 (2013.01);
Abstract
In a charging method for a lithium ion battery, constant current charging of the lithium ion battery is performed. The constant current charging includes at least three consecutive charging stages. The at least three consecutive charging stages include consecutive first, second, and third charging stages. The second charging stage has a set current value which is set lower than set current values of the first and third charging stages.