Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655518 | Steel material for taylor welded blank and method for manufacturing hot-stamped part using same steel | Byung Gil Yoo, Hyeong Hyeop Do, Chee Woong Song, Do Hak Kim, Soon-geun Jang +1 more | 2023-05-23 |
| 11629389 | Steel material for taylor welded blank and method for manufacturing hot-stamped part using same steel | Byung Gil Yoo, Hyeong Hyeop Do, Chee Woong Song, Do Hak Kim, Soon-geun Jang +1 more | 2023-04-18 |