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:
Oct. 04, 2022
Filed:
Oct. 04, 2017
Applicant:
Envision Aesc Japan Ltd., Kanagawa, JP;
Inventors:
Assignee:
Envision AESC Japan Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); G01R 31/396 (2019.01); H01M 10/48 (2006.01); G01R 31/3842 (2019.01); G01R 31/50 (2020.01);
U.S. Cl.
CPC ...
H01M 10/482 (2013.01); G01R 31/3842 (2019.01); G01R 31/396 (2019.01); G01R 31/50 (2020.01); H02J 7/0029 (2013.01); H02J 7/00712 (2020.01); H02J 7/005 (2020.01);
Abstract
The inspection device includes a charging unit and an inspection unit, and detects the connection anomaly by retrieving a first cell voltage at the early stage of start of the constant-current charging and a second cell voltage at a stage where the charging has progressed to determine deviations from the average value of all the cell groups.