Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11482763 | Device for charging and discharging secondary battery | Chang Bum Ahn, Ik Soo Chae | 2022-10-25 |
| 11362378 | Degassing device, and facility and method for manufacturing secondary battery comprising the same | Chang Bum Ahn | 2022-06-14 |
| 11335944 | Secondary battery charging/discharging device | Chang Bum Ahn | 2022-05-17 |