Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385115 | Steel for hot forming, hot-formed member, and manufacturing methods therefor | Seong-Woo Kim, Sang-Heon Kim, Hyo-Sik Chun, Seong-Beom Bae | 2025-08-12 |
| 12330391 | Steel sheet plated with Al—Fe for hot press forming having excellent corrosion resistance and spot weldability, and manufacturing method thereof | Seong-Woo Kim, Sang-Heon Kim, Yeol-Rae Cho | 2025-06-17 |
| 12269081 | Plated steel sheets for hot press forming having excellent hydrogen brittleness resistance and impact resistance, hot press formed parts, and manufacturing methods thereof | Sang-Heon Kim, Seong-Woo Kim, Sang-Bin Han | 2025-04-08 |
| 12241162 | Aluminum-iron-plated steel sheet, having excellent mold wear resistance, for hot press forming, and manufacturing method thereof | Seong-Woo Kim, Sang-Heon Kim, Hyo-Sik Chun | 2025-03-04 |
| 12226976 | Manufacturing method of aluminum-based alloy plated steel | Il-Ryoung Sohn, Seong-Woo Kim, Jeom-Soo Shin | 2025-02-18 |