Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7739980 | Apparatus for manufacturing steel tube and method for manufacturing the same | Gi Hyeoug Kim, Kyung Kim, Yong-Kil Kim, Sun Chang Kim, Jae Pyeong Sim | 2010-06-22 |
| 5565044 | Thermal refiningless hot-rolled steel and method of making same | Dae-Young Kim, Jeong Won Jo, Yoon S. Jo | 1996-10-15 |