Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8603329 | Wastewater treatment apparatus with two-stage multimedia biological filtration process | Dae Hwan Rhu, Yeong Ki Yeo, Se-Wook Seo, Bong Choel Choi, Byung Suk Lee +1 more | 2013-12-10 |