Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11271377 | Cord minder clip | John McFarland, John Zoeller | 2022-03-08 |
| 8795600 | UV disinfection system | John McFarland, Charlie Carrol, Adrian France, Andy Westphal, Jason Nett | 2014-08-05 |
| 6495040 | Septic tank filtering system | Kenneth E. Zoeller, William V. West, Jason Fletcher | 2002-12-17 |
| 6375388 | Affluent distribution system capable of being horizontally offset or curved | Kenneth E. Zoeller | 2002-04-23 |
| 6331247 | Septic tank filtering system | Kenneth E. Zoeller, William V. West, Jason Fletcher | 2001-12-18 |
| 6136190 | Septic tank filtering system | Kenneth E. Zoeller, William V. West, Jason Fletcher | 2000-10-24 |
| 6112766 | Low flow wastewater and effluent distribution system | Kenneth E. Zoeller, William V. West | 2000-09-05 |
| 5897777 | Waste water treatment system | Kenneth E. Zoeller | 1999-04-27 |