Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186330 | Disinfectant system for use with residential aerobic wastewater treatment plants | — | 2007-03-06 |
| 7178677 | Aeration vessel for use in aerobic wastewater treatment system | — | 2007-02-20 |
| 7149701 | Regulatory compliance system and method | — | 2006-12-12 |
| RE39203 | Current and aeration system for wastewater plant | — | 2006-07-25 |
| 6358411 | Wastewater treatment plant | — | 2002-03-19 |
| D445869 | Waste treatment plant | — | 2001-07-31 |
| D444535 | Waste treatment plant | — | 2001-07-03 |
| D438932 | Waste treatment plant | — | 2001-03-13 |
| 5785854 | Current and aeration system for wastewater plant | — | 1998-07-28 |
| 5770081 | Apparatus for and method of reducing solids and controlling surges in the flow of effluent from a wastewater treatment plant | — | 1998-06-23 |
| 5670038 | Liquid filter system | — | 1997-09-23 |
| 5221470 | Apparatus for treating waste water | — | 1993-06-22 |