Issued Patents 2017
Showing 1–2 of 2 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 | Kwang-Geun Chin, Sang-Ho Han | 2017-08-22 |
| 9598753 | High strength thin steel sheet for the superior press formability and surface quality and galvanized steel sheet and method for manufacturing the same | Kwang-Geun Chin | 2017-03-21 |