Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634349 | Two-stage biogas production system for anaerobic digesters | Prince N. Dugba | 2023-04-25 |
| 7585413 | Method and apparatus for treating animal waste and wastewater | — | 2009-09-08 |
| 7005068 | Method and apparatus for treating animal waste and wastewater | — | 2006-02-28 |
| 6630072 | Methods and apparatuses for treating waste water | — | 2003-10-07 |
| 6054044 | Apparatus and methods for wastewater treatment from high volume livestock production | Jim Austin | 2000-04-25 |
| 4952066 | Method and apparatus for diluting and activating polymer | — | 1990-08-28 |
| 4747691 | Method and apparatus for diluting and activating polymer | — | 1988-05-31 |