Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8685131 | System and method for producing an organic based fertilizer and usable water from animal waste | — | 2014-04-01 |
| 6916426 | Method of waste treatment | Hubert Timmenga, Steve Helle, Paul William Watkinson, Xiaotao Bi | 2005-07-12 |