Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8968646 | Synergistic methods for odor control | Timothy Frank Matheis, James Paul Harshman | 2015-03-03 |
| 8318476 | Gas treatment systems and methods | Richard D. Parker, Jennifer Miller | 2012-11-27 |
| 7905245 | Dosing control system and method | Brett T. McQuade | 2011-03-15 |
| 7326340 | System for controlling sulfide generation | James Paul Harshman, David J. Hunniford | 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, James Paul Harshman | 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, James Paul Harshman | 2007-03-06 |
| 7138049 | Apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater | David J. Hunniford, James Paul Harshman | 2006-11-21 |
| 7087172 | Methods for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater | David J. Hunniford, James Paul Harshman | 2006-08-08 |