Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7834203 | Manufacturing method of bio-diesel oil | Jin-Suk Lee, Deog-Keun Kim, Soon-Chul Park, Joon-pyo Lee, Sung Hyun Kim | 2010-11-16 |
| 5723838 | Method for treating incinerator effluent gas | Byung Chul Shin, Bum Soo Han, Ki-Hun Joh | 1998-03-03 |