CH

Chang Min Han

LS Lg Energy Solution: 4 patents #151 of 1,077Top 15%
SI Shinwha Intertek: 1 patents #1 of 6Top 20%
Overall (2025): #25,308 of 469,880Top 6%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12420362 Secondary battery and ultrasonic welding device and welding method for secondary battery Sang Ho Bae, Hun Bum Jung, Jin Yong Lee, Ji Hun Hwang, Cha Hun Ku +5 more 2025-09-23
12365116 Apparatus and method for molding pouch Shin Chul Kim, Kwang Hee Choi 2025-07-22
12358082 Method for inspecting welding quality of welded portion between electrode tab and lead Sang Ho Bae, Hun Bum Jung, Jae Hwa Choi, Ji Hun Hwang, Cha Hun Ku +2 more 2025-07-15
12306141 Welding defect inspection method Sang Ho Bae, Hun Bum Jung, Ji Hun Hwang, Cha Hun Ku, Su Taek Jung +5 more 2025-05-20
12292588 Optical sheet and method for manufacturing optical sheet Cheol Heung Ahn, Do-Hyoung Kim, Seok Min Kang, Ka Young Son, Min Tae Kim 2025-05-06