Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10941467 | Cold-rolled steel sheet with excellent formability, galvanized steel sheet, and manufacturing method thereof | Chang-Hyo SEO, Joo-Hyun RYU, Kyoo-Young Lee, Won Pyo Hong | 2021-03-09 |
| 10941468 | High tensile strength steel having excellent bendability and stretch-flangeability and manufacturing method thereof | Chang-Hyo SEO, Ki Hyun PARK | 2021-03-09 |