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:
May. 19, 2026
Filed:
Jan. 22, 2024
Applicant:
Hana Technology Co., Ltd., Yongin-si, KR;
Inventors:
Tae Bong Oh, Suwon-si, KR;
Souk Woo Lee, Hwaseong-si, KR;
Jung Ho Song, Suwon-si, KR;
Seung A Han, Seoul, KR;
Sang Rae Kim, Yongin-si, KR;
Assignee:
HANA TECHNOLOGY CO., LTD., Yongin-si, KR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01M 3/26 (2006.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
G01M 3/26 (2013.01); H01M 10/4228 (2013.01);
Abstract
A leak inspection apparatus for secondary battery cells and a leak inspection method for secondary battery cells are to determine whether leakage occurs in a secondary battery cell being inspected by creating a pressure difference between the inside of a casing of the secondary battery cell accommodated in a chamber part and the internal space of the chamber part and detecting swelling of the secondary battery cell.