Issued Patents 2024
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12123094 | Aluminum-based plated steel plate for hot press having excellent resistance against hydrogen delayed fracture and spot weldability, and method for manufacturing same | Seong-Woo Kim, Yeol-Rae Cho, Sang-Heon Kim | 2024-10-22 |
| 12084734 | Plated steel sheets for hot press forming having excellent hydrogen brittleness resistance and impact resistance, hot press formed parts, and manufacturing methods thereof | Seong-Woo Kim, Sang-Heon Kim, Hyo-Sik Chun | 2024-09-10 |
| 12049678 | Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereof | Seong-Woo Kim, Yeol-Rae Cho | 2024-07-30 |
| 12049679 | Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same | Yeol-Rae Cho, A-Ra CHO, Jin-Ho Cha, Si-Myoung Heo, Jeong-Won Seo +1 more | 2024-07-30 |
| 11998971 | Hot press-formed part, and manufacturing method thereof | Seong-Woo Kim, Sang-Heon Kim, Hyo-Sik Chun | 2024-06-04 |
| 11993825 | Hot press forming member having excellent resistance to hydrogen embrittlement, and method for manufacturing same | Seong-Woo Kim, Sang-Heon Kim, Sang-Bin Han | 2024-05-28 |
| 11952652 | Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same | Il-Ryoung Sohn, Jong-Sang Kim, Joong-Chul Park, Yeol-Rae Cho, Han-Gu Cho +2 more | 2024-04-09 |
| 11939651 | Al—Fe-alloy plated steel sheet for hot forming, having excellent TWB welding characteristics, hot forming member, and manufacturing methods therefor | Seong-Woo Kim, Yeol-Rae Cho, Hyeon-Jeong SHIN | 2024-03-26 |
| 11904572 | Manufacturing method of aluminum-based alloy plated steel | Il-Ryoung Sohn, Seong-Woo Kim, Jeom-Soo Shin | 2024-02-20 |
| 11897014 | Hot press-formed part, and manufacturing method thereof | Seong-Woo Kim, Sang-Heon Kim, Hyo-Sik Chun | 2024-02-13 |