Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12337516 | Method of manufacturing battery cell cover and the battery cover thereof | Sangyoung Ma | 2025-06-24 |
| 10573874 | Method of manufacturing electronical connection means | Sang Young MA | 2020-02-25 |