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.

Date of Patent:
Nov. 03, 2026

Filed:

Apr. 18, 2024
Applicant:

Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;

Inventors:

Jinbiao Ye, Ningde, CN;

Fenggui Zeng, Ningde, CN;

Ying Wu, Ningde, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/52 (2020.01); G01R 31/367 (2019.01); G01R 31/3835 (2019.01);
U.S. Cl.
CPC ...
G01R 31/52 (2020.01); G01R 31/3835 (2019.01); G01R 31/367 (2019.01);
Abstract

An electric leakage detection method is used for detecting an electric leakage region of a component to be tested, which includes a first surface and a second surface, the first surface being provided over at least part of the second surface, and the electric leakage detection method includes: arranging a first conductive element on a side of the first surface away from the second surface, and applying a voltage between the first conductive element and the second surface; and moving the first conductive element relative to the first surface, and determining, under a condition that a resistance between the first conductive element and the second surface is less than a preset resistance, a projection region of the first conductive element on the first surface as the electric leakage region.


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Ye, Jinbiao. (2026). Electric leakage detection method and electric leakage detection apparatus (U.S. Patent No. 12782464). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12782464

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