Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12258657 | Hot-rolled steel sheet having excellent impact resistance, steel pipe, member, and manufacturing methods therefor | Yeol-Rae Cho, Seong-Beom Bae | 2025-03-25 |
| 11939639 | Ultra-high-strength hot-rolled steel sheet, steel pipe, member, and manufacturing methods therefor | Yeol-Rae Cho, Seong-Beom Bae | 2024-03-26 |
| 11220731 | Hot-rolled coated steel sheet with excellent workability and manufacturing method therefor | Seong-Beom Bae | 2022-01-11 |