Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7520493 | Floating diffused air aerator | — | 2009-04-21 |
| 7121536 | Wave generator with oxygen injection for treatment of a body of fluid | Wayne Ruzicka, Warren C. Enyart, Dixon C. Hartsoch | 2006-10-17 |