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:
Sep. 29, 2026
Filed:
Sep. 23, 2022
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventor:
Hojoon Lee, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/3835 (2019.01); H02J 7/80 (2026.01); H02J 7/96 (2026.01);
U.S. Cl.
CPC ...
G01R 31/3835 (2019.01); H02J 7/80 (2026.01); H02J 7/96 (2026.01); H02J 2207/50 (2020.01);
Abstract
A processor of a battery device performs a precharge operation by closing a precharge switch during a precharge duration, closing a positive main switch in response to the precharge operation being complete, and diagnosing the precharge operation based on a voltage of a positive connection terminal measured when the positive main switch is about to be closed and the voltage of the positive connection terminal measured as soon as the positive main switch is closed.
Lee, Hojoon. (2026). Battery device, battery management system, and diagnosis method (U.S. Patent No. 12748154). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12748154
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile