Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7378021 | Tidal vertical flow wastewater treatment system and method | David C. H. Austin | 2008-05-27 |
| 7214317 | Tidal vertical flow wastewater treatment system and method | David C. H. Austin | 2007-05-08 |
| 7029586 | Integrated tidal wastewater treatment system and method | David C. H. Austin | 2006-04-18 |
| 6881338 | Integrated tidal wastewater treatment system and method | David C. H. Austin | 2005-04-19 |
| 6863816 | Tidal vertical flow wastewater treatment system and method | David C. H. Austin | 2005-03-08 |
| 6811700 | Integrated hydroponic and fixed-film wastewater treatment systems and associated methods | David C. H. Austin, David J. Maciolek | 2004-11-02 |