Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6296766 | Anaerobic digester system | — | 2001-10-02 |
| 6117672 | Moving bed biofilter and condenser for flue gas pollutant removal and collection | — | 2000-09-12 |
| 5269076 | Balanced draft vent system for kiln | — | 1993-12-14 |
| 5050314 | Method for regulating drying kiln air flow | — | 1991-09-24 |
| 4972604 | Method and apparatus for regulating drying kiln air flow | — | 1990-11-27 |