Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11649515 | Thick steel plate having excellent cryogenic impact toughness and manufacturing method therefor | Jong-In Choi | 2023-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11649515 | Thick steel plate having excellent cryogenic impact toughness and manufacturing method therefor | Jong-In Choi | 2023-05-16 |