Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5409601 | Floating aquatic plant treatment system | Viet H. Ngo, Warren D. Poole, Timothy T. France | 1995-04-25 |
| 5342512 | Floating aquatic plant treatment system with porous system | Viet H. Ngo, Warren D. Poole, Timothy T. France | 1994-08-30 |
| 5264127 | Floating aquatic plant water treatment system with sprayer system | Viet H. Ngo, Warren D. Poole, Timothy T. France | 1993-11-23 |
| 5180501 | Floating aquatic plant water treatment system | Viet H. Ngo, Warren D. Poole, Timothy T. France | 1993-01-19 |
| 5096577 | Floating aquatic plant water treatment system | Viet H. Ngo, Warren D. Poole, Timothy T. France | 1992-03-17 |