Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9782811 | Apparatus and method for manufacturing a seamless pipe | Si Young Sung, Jin Pyeong Kim | 2017-10-10 |
| 9617623 | Aluminum alloy including iron-manganese complete solid solution and method of manufacturing the same | Si Young Sung | 2017-04-11 |