Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12123066 | Ultrahigh-strength steel sheet having excellent yield ratio, and manufacturing method therefor | Sea-Woong Lee, Kyoo-Young Lee, Eun Jung Seo, Seon-Jong LEE, Joo-Hyun RYU +1 more | 2024-10-22 |
| 8741078 | Method for manufacturing an ultrahigh strength hot dip galvanized steel sheet having martensitic structure as matrix | Tae-Jin Song, Han-Soo Kim, Jai-Hyun Kwak | 2014-06-03 |