Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12296426 | Electrical driving system for machine tool | Yongseon YUN | 2025-05-13 |
| 11465251 | Built-in type electric driving system of machine tool and operation method therefor | Junghwan Chang, Yongseon YUN | 2022-10-11 |