Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8625095 | Automatic inspection apparatus for detecting stains on polarizing plate using color difference analysis and inspection method thereof | Chong Kun Lee, Kyun Il Rah, Tae Hun Kim, Yoo-Min Lee | 2014-01-07 |
| 6224650 | Apparatus for manufacturing molten iron by using calcination furnace, and manufacturing method therefor | Young-Chae Jung, Yoon Chul Park | 2001-05-01 |
| 5989309 | Method for injecting fine iron ore in smelting reducing process | Sang Hoon Joo, Il Ock Lee, Werner Kepplinger, Felix Wallner | 1999-11-23 |