logo

For the Inventor, By the Inventor

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.:

US 12687582 B1

PDFFull Text
Date of Patent:
Jul. 21, 2026

Filed:

Aug. 07, 2020

Correction method for estimated state-of-charge value of energy storage device, management apparatus for energy storage device, and energy storage apparatus

Applicant:

Gs Yuasa International Ltd., Kyoto, JP;

Inventors:

Satoru Narimoto, Kyoto, JP;

Takeyuki Shiraishi, Kyoto, JP;

Assignee:

GS YUASA INTERNATIONAL LTD., Kyoto, JP;

Attorney:

MCGINN INTELLECTUAL PROPERTY LAW GROUP, PLLC

Primary Examiner:

Stephanie E Bloss

Assistant Examiner:

Michael A Harrison

Int. Cl.
CPC ...
G01R 31/374 (2019.01); G01R 31/3828 (2019.01); H01M 10/44 (2006.01); H01M 10/48 (2006.01); H02J 7/00 (2026.01); H02J 7/82 (2026.01);
U.S. Cl.
CPC ...
G01R 31/374 (2019.01); G01R 31/3828 (2019.01); H01M 10/44 (2013.01); H01M 10/486 (2013.01); H02J 7/82 (2026.01); H01M 2220/20 (2013.01);
Abstract

A correction method for an estimated state-of-charge (SOC) value of a battery cellestimated by a current integration method, the method including: a charge step of a battery cell; a determination step of determining a correction value of the estimated value based on an amount of electricity charged during a period from a start of charge of the battery cellto a decrease in a current value of a charge current to a predetermined threshold I_thr; and a correction step of correcting the estimated value based on the correction value determined in the determination step.

Find Patent Forward Citations

Narimoto, Satoru. (2026). Correction method for estimated state-of-charge value of energy storage device, management apparatus for energy storage device, and energy storage apparatus (U.S. Patent No. 12687582). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12687582

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…