Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385115 | Steel for hot forming, hot-formed member, and manufacturing methods therefor | Seong-Woo Kim, Jin-Keun Oh, Sang-Heon Kim, Seong-Beom Bae | 2025-08-12 |
| 12241162 | Aluminum-iron-plated steel sheet, having excellent mold wear resistance, for hot press forming, and manufacturing method thereof | Jin-Keun Oh, Seong-Woo Kim, Sang-Heon Kim | 2025-03-04 |
| 12084734 | Plated steel sheets for hot press forming having excellent hydrogen brittleness resistance and impact resistance, hot press formed parts, and manufacturing methods thereof | Jin-Keun Oh, Seong-Woo Kim, Sang-Heon Kim | 2024-09-10 |
| 11998971 | Hot press-formed part, and manufacturing method thereof | Seong-Woo Kim, Jin-Keun Oh, Sang-Heon Kim | 2024-06-04 |
| 11897014 | Hot press-formed part, and manufacturing method thereof | Seong-Woo Kim, Jin-Keun Oh, Sang-Heon Kim | 2024-02-13 |
| 11578397 | Hot press-formed part, and manufacturing method thereof | Seong-Woo Kim, Jin-Keun Oh, Sang-Heon Kim | 2023-02-14 |