Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12107282 | Gasket for cylindrical batteries configured to prevent corrosion of battery case and cylindrical battery including the same | — | 2024-10-01 |
| 12091725 | Method of manufacturing cylindrical battery case having reduced surface roughness | Je Jun Lee, Sang Sok Jung, Jun Tak Kim, Gil Young Lee, Seong Mo Koo | 2024-09-17 |
| 11476523 | Cylindrical battery cell having heat-shrinkable tube comprising ultraviolet absorber | Jun Tak Kim, Je Jun Lee, Sang Sok Jung, Gil Young Lee | 2022-10-18 |
| 11367911 | Cylindrical battery cell having heat-shrinkable tube comprising ultraviolet stabilizer | Jun Tak Kim, Je Jun Lee, Sang Sok Jung, Gil Young Lee | 2022-06-21 |