Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11400412 | Rotating spray device for water distribution on media bed of a biofilter | Michael Sumner Murphy, Eric Hansen | 2022-08-02 |
| 8968646 | Synergistic methods for odor control | Timothy Frank Matheis, David L. Morano | 2015-03-03 |
| 8430112 | Slurry feed system and method | Timothy Frank Matheis, Michael Sumner Murphy | 2013-04-30 |
| 7799215 | Wastewater treatment systems | Timothy Frank Matheis, Julie Ward, Winsel E. Middleton | 2010-09-21 |
| 7799224 | Wastewater treatment methods | Timothy Frank Matheis, Julie Ward, Winsel E. Middleton | 2010-09-21 |
| 7326340 | System for controlling sulfide generation | David J. Hunniford, David L. Morano | 2008-02-05 |
| 7285207 | Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater | David J. Hunniford, David L. Morano | 2007-10-23 |
| 7186341 | Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater | David J. Hunniford, David L. Morano | 2007-03-06 |
| 7138049 | Apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater | David J. Hunniford, David L. Morano | 2006-11-21 |
| 7087172 | Methods for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater | David J. Hunniford, David L. Morano | 2006-08-08 |
| 5094752 | Aerobic wastewater treatment with alkalinity control | H. Forbes Davis | 1992-03-10 |
| 5013442 | Aerobic wastewater treatment with alkalinity control | H. Forbes Davis | 1991-05-07 |