Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351884 | High-strength ultra-thick steel plate having superb impact toughness at low-temperatures, and method for manufacturing same | Sang-Deok Kang | 2025-07-08 |
| 12264387 | Steel plate having excellent heat affected zone toughness and method for manufacturing thereof | Sang-Deok Kang | 2025-04-01 |
| 11624101 | Steel for pressure vessel having excellent surface quality and impact toughness, and method for manufacturing same | Dae-Woo Kim, Sang-Deok Kang | 2023-04-11 |
| 11149326 | High-strength and high-manganese steel having excellent low-temperature toughness and manufacturing method therefor | Il-Cheol Yi, Jae-Yong Chae, Sang-Deok Kang, Jae-Young Cho, Hong-Yeol Oh | 2021-10-19 |