Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12049679 | Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same | Jin-Keun Oh, Yeol-Rae Cho, Jin-Ho Cha, Si-Myoung Heo, Jeong-Won Seo +1 more | 2024-07-30 |
| 11820103 | Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same | Seong-Woo Kim, Jin-Keun Oh, Hyeon-Jeong SHIN | 2023-11-21 |
| 11788166 | Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same | Jin-Keun Oh, Yeol-Rae Cho, Jin-Ho Cha, Si-Myoung Heo, Jeong-Won Seo +1 more | 2023-10-17 |
| 11624100 | Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same | Jin-Keun Oh, Yeol-Rae Cho, Jin-Ho Cha, Si-Myoung Heo, Jeong-Won Seo +1 more | 2023-04-11 |
| 11441205 | Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same | Jin-Keun Oh, Yeol-Rae Cho, Jin-Ho Cha, Si-Myoung Heo, Jeong-Won Seo +1 more | 2022-09-13 |
| 11198272 | Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same | Seong-Woo Kim, Jin-Keun Oh, Hyeon-Jeong SHIN | 2021-12-14 |
| 11141953 | Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance | Jin-Keun Oh, Seong-Woo Kim, Hyeon-Jeong SHIN | 2021-10-12 |