Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203796 | Ultra high strength hot-rolled steel sheet having excellent ductility and method for manufacturing same | Sung-Il Kim | 2021-12-21 |
| 11149330 | Magnesium alloy plate and method for manufacturing same | Hyun-Taek Na, In-Shik Suh, Sung-Il Kim | 2021-10-19 |
| 10975454 | Ultra-high strength steel sheet having excellent phosphatability and bendability | — | 2021-04-13 |