Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186892 | Hot rolled steel sheet having excellent strength and elongation | Sung-Hak Lee, Kyoo-Young Lee, Joo-Hyun RYU, Sea-Woong Lee, Seok-Su SOHN +1 more | 2021-11-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186892 | Hot rolled steel sheet having excellent strength and elongation | Sung-Hak Lee, Kyoo-Young Lee, Joo-Hyun RYU, Sea-Woong Lee, Seok-Su SOHN +1 more | 2021-11-30 |