Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305256 | High-strength steel sheet and manufacturing method thereof | Young-Roc IM, Jae-Hoon Lee, Jong Chan Park, Jong-Kweon KIM, Il Hyun Kim +1 more | 2025-05-20 |
| 11634800 | High-strength austenite-based high-manganese steel material and manufacturing method for same | Un-Hae Lee, Sang-Deok Kang, Sung Kyu Kim, Yong Jin Kim | 2023-04-25 |