Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11078551 | Three-dimensional cooling type hot-stamping method and system and vehicle structural member manufactured by the same | Dong Eun Cha, Jin Young Yoon, Dae-Jung Kim | 2021-08-03 |