Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7648631 | Apparatus for wastewater treatment using nitrogen/phosphorus removal and floatation separation | Yong Su Choi, Sang Hyup Lee, Seok Won Hong, Yun Jung Kim, Young Gyun Choi | 2010-01-19 |