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:
Nov. 18, 2025
Filed:
Sep. 16, 2020
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Taejong Kim, Daejeon, KR;
Yujin Jeong, Daejeon, KR;
Su Taek Jung, Daejeon, KR;
Sangho Bae, Daejeon, KR;
Seong Won Choi, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); B23K 26/08 (2014.01); B23K 26/082 (2014.01); B23K 26/362 (2014.01); H01M 4/02 (2006.01); H01M 4/13 (2010.01); H01M 4/139 (2010.01);
U.S. Cl.
CPC ...
H01M 4/0471 (2013.01); B23K 26/362 (2013.01); H01M 4/0404 (2013.01); H01M 4/0435 (2013.01); H01M 4/13 (2013.01); H01M 4/139 (2013.01); H01M 2004/021 (2013.01);
Abstract
Provided are a manufacturing apparatus and a manufacturing method of an electrode for a secondary battery which forms a large number of holes in the electrode mixture having a level difference in thickness, by irradiating twice or less with a nanosecond laser, and an electrode for a secondary battery manufactured by the same.