Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228339 | Drying apparatus for powder raw material for manufacturing secondary cell with electric heater | Nam Geol LEE | 2025-02-18 |
| 12181220 | Drying apparatus for powder raw material for manufacturing secondary cell with electric heater | Nam Geol LEE | 2024-12-31 |