Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9975170 | Method for manufacturing duplex stainless steel sheet having high nitrogen content and good surface quality | Jin Ho Kim, Suk Kyun HWANG, Sung-Jin Park | 2018-05-22 |
| 9869002 | Method for manufacturing duplex stainless steel sheet having reduced inclusions | Sung-Jin Park, Dae Sung Lee | 2018-01-16 |