Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022225 | Water ozonation mixing and degassing system | Ezra Phillips, Frank G. Martin | 2006-04-04 |
| 6817541 | Ozone systems and methods for agricultural applications | David Sands, Dennis Lavelle, Henry Schmitz | 2004-11-16 |
| 6499671 | Ozone systems and methods for agricultural applications | David Sands, Dennis Lavelle | 2002-12-31 |
| 5834657 | Apparatus and methods for sensing fluid parameters | Fredrick Salter | 1998-11-10 |