CA

Chang Bum Ahn

LG: 34 patents #1,058 of 26,165Top 5%
Samsung: 21 patents #6,266 of 75,807Top 9%
LS Lg Energy Solution: 12 patents #139 of 1,886Top 8%
Overall (All Time): #31,564 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 25 most recent of 67 patents

Patent #TitleCo-InventorsDate
12257646 Horn and welding device Jung Su Park, Il Hwan Park 2025-03-25
12057552 Method for manufacturing lithium secondary battery and lithium secondary battery manufactured thereby In Tae Chun, Jae Huoung Son, Chang Min Han, Ik Soo Chae 2024-08-06
11967734 Electrode assembly, secondary battery comprising the same, method for manufacturing secondary battery, and battery pack Kwan Bo Lee, Seung Ho Na, Su Ho Lee, Hak Soo Lee 2024-04-23
11897207 Sealing device for secondary battery Ik Soo Chae 2024-02-13
11888124 Secondary battery and method for manufacturing the same Dong Hee Sul, Young Joo Yang 2024-01-30
11621445 Charging/discharging device, having reduced temperature difference, for secondary battery formation process In Tae Chun, Jae Huoung Son, Chang Min Han, Ik Soo Chae 2023-04-04
11581520 Notching apparatus and method for secondary battery Sang Jin Woo, Tae Hwan Chung, Sin Young Park, Tae Won Kang, Ji-Soo Park +2 more 2023-02-14
11482763 Device for charging and discharging secondary battery Jae-Hyoung Son, Ik Soo Chae 2022-10-25
11476546 Electrode assembly and polymer secondary battery cell including the same Ji Won Park, Myung Hoon Ko, Seung Ho Na 2022-10-18
11362378 Degassing device, and facility and method for manufacturing secondary battery comprising the same Jae-Hyoung Son 2022-06-14
11349145 Battery case, secondary battery, and method for manufacturing same Joon Sang Ko, Young Joo Yang 2022-05-31
11335944 Secondary battery charging/discharging device Jae-Hyoung Son 2022-05-17
11081732 Secondary battery and method for manufacturing the same Dong Hee Sul, Young Joo Yang 2021-08-03
10804520 Electrode assembly and polymer secondary battery cell including the same Ji Won Park, Myung Hoon Ko, Seung Ho Na 2020-10-13
10763534 Electrode assembly and electrochemical cell including the same Dae Geun KU, Hyuk Kim, Jun Woo Huh, Hyang Mok Lee 2020-09-01
10615392 Electrode assembly and polymer secondary battery cell including the same Ji Won Park, Myung Hoon Ko, Seung Ho Na 2020-04-07
10530006 Electrode assembly for polymer secondary battery cell Ji Won Park, Young Joo Yang 2020-01-07
10530005 Battery case, secondary battery, and method for manufacturing same Joon Sang Ko, Young Joo Yang 2020-01-07
10468638 Method for forming a pouch for a secondary battery Hyuk Kim, Dae Geun KU, Hyang Mok Lee 2019-11-05
10418609 Electrode assembly and polymer secondary battery cell including the same Ji Won Park, Myung Hoon Ko, Seung Ho Na 2019-09-17
10135090 Method for manufacturing electrode assembly Seung Ho Na, Young Joo Yang 2018-11-20
10022684 Impeller mixer of electrode slurry Hyuk Kim, Dae Geun KU, Jun Woo Huh, Hyang Mok Lee 2018-07-17
10014551 Electrode assembly having bending portions and secondary battery including the same 2018-07-03
10005157 Cathode cutting device using laser Tae Su Kim, Ki Eun Sung, Sang-Ik Lee, Jin Soo Lee, Jin Ho Ban +4 more 2018-06-26
9947909 Electrode assembly and polymer secondary battery cell including the same Ji Won Park, Myung Hoon Ko, Seung Ho Na 2018-04-17