Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8809037 | Systems, apparatuses and methods for treating wastewater | Toby D. Ahrens, Shawn R. Kitchner | 2014-08-19 |
| 7862890 | Biomedia apparatus and method of use | — | 2011-01-04 |
| 6955275 | Wastewater trickle tower with curtain(s) | — | 2005-10-18 |
| 6939462 | Wastewater trickle tower biomedia with casing | — | 2005-09-06 |
| 6884342 | Wastewater trickle tower biomedia strands arrangement | — | 2005-04-26 |
| 6881340 | Wastewater trickle tower(s) controlling and grooming | — | 2005-04-19 |
| 6875344 | Wastewater trickle tower spraying arrangement | — | 2005-04-05 |
| 6588179 | Method and apparatus for packaging an airbag | David Lee Anspach, Mike Gonzalez | 2003-07-08 |
| 6241889 | Trickle tower filter apparatus and looped cord biomedia filter cartridge for use therein | — | 2001-06-05 |