Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738958 | Austenitic, lightweight, high-strength steel sheet having high yield ratio and ductility, and method for producing the same | Sang-Ho Han, Jai-Hyun Kwak | 2017-08-22 |
| 9708703 | High-manganese hot-rolled galvanized steel sheet and manufacturing method thereof | Sun-Ho Jeon | 2017-07-18 |
| 9598753 | High strength thin steel sheet for the superior press formability and surface quality and galvanized steel sheet and method for manufacturing the same | Jai-Hyun Kwak | 2017-03-21 |
| 9580786 | High Mn steel sheet for high corrosion resistance and method of manufacturing galvanizing the steel sheet | Il-Ryoung Sohn, Seong Ju Kim, Myung-Soo Kim, Sung Kyu Kim | 2017-02-28 |