Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175106 | Method and apparatus for improving efficiency of fluid use and odor control in in-vessel composting systems | — | 1992-12-29 |
| 5153137 | Compost air injection and evacuation system with improved air control | — | 1992-10-06 |
| 5092407 | Compost or amendment fire control system with improved flow control | — | 1992-03-03 |
| 4837153 | Compost air injection and evacuation system with improved air control | — | 1989-06-06 |
| 4410349 | Compost air injection and evacuation system | — | 1983-10-18 |