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:
Mar. 24, 2026
Filed:
Mar. 24, 2021
Gs Yuasa International Ltd., Kyoto, JP;
Yuki Imanaka, Kyoto, JP;
GS Yuasa International Ltd., Kyoto, JP;
Abstract
A method for diagnosing failure of a current breaking deviceA included in a power supply systemof a vehicleincludes: a supply step of supplying power to a first electric loadand a first energy storage apparatusby a power supply apparatus; a command step of commanding the current breaking deviceA to perform cutoff while power is supplied from the power supply apparatusto the first electric loadand the first energy storage apparatus; and a determination step of measuring a charge current of a secondary batteryA by a current sensorB while the cutoff is commanded to the current breaking deviceA, and determining presence or absence of failure of the current breaking deviceA based on a measured current value.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile