Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752202 | High cleanliness molten steel production method and refining device | Ja Yong Choi, Seung Min Jane Han, Sun Koo Kim, Sang Yuel Jung, Young Jong Seo | 2017-09-05 |
| 8277537 | Method of manufacturing ultra low carbon ferritic stainless steel | Joo Hyun Park, Sun Min Byun, Sang Beom Lee, Min Oh Suk | 2012-10-02 |