Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12091725 | Method of manufacturing cylindrical battery case having reduced surface roughness | Kwang Su Hwang Bo, Je Jun Lee, Sang Sok Jung, Gil Young Lee, Seong Mo Koo | 2024-09-17 |
| 11476523 | Cylindrical battery cell having heat-shrinkable tube comprising ultraviolet absorber | Je Jun Lee, Kwang Su Hwang Bo, Sang Sok Jung, Gil Young Lee | 2022-10-18 |
| 11367911 | Cylindrical battery cell having heat-shrinkable tube comprising ultraviolet stabilizer | Je Jun Lee, Kwang Su Hwang Bo, Sang Sok Jung, Gil Young Lee | 2022-06-21 |
| 10615381 | Cap assembly for secondary battery | Byoung Kook Lee, Hang Soo Shin, Do Gyun Kim, Je Jun Lee, Byoung Gu Lee +1 more | 2020-04-07 |