Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10144986 | Ultrahigh-strength steel sheet and manufacturing method therefor | Sung Kyu Kim, Won Tae CHO, Tai Ho Kim, Sang-Ho Han | 2018-12-04 |
| 10087511 | Method for manufacturing high manganese hot-dip galvanized steel sheet with excellent coatability and ultra-high strength, and high manganese hot-dip galvanized steel sheet manufactured by said method | Sun-Ho Jeon, Won Tae CHO | 2018-10-02 |
| 10053749 | Production method for plated steel sheet using a steel sheet annealing device | Rho-Bum Park, Man-Young Park | 2018-08-21 |
| 9856542 | Ferritic lightweight high-strength steel sheet having excellent stiffness and ductility, and method of manufacturing the same | Jai-Hyun Kwak, Kyoo-Young Lee | 2018-01-02 |