Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7936417 | Flat panel display (FPD) and method of fabrication | — | 2011-05-03 |
| 6228142 | Apparatus for keeping optimal penetration depth formed at front end of oxygen tuyere and method for keeping the same | Myoung-Kyun Shin | 2001-05-08 |
| 6224650 | Apparatus for manufacturing molten iron by using calcination furnace, and manufacturing method therefor | Sang-Deok Lee, Young-Chae Jung | 2001-05-01 |
| 5698009 | Method for agglomerating pre-reduced hot iron ore particles to produce ingot iron | Dong Joon Min | 1997-12-16 |