Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8962310 | System for anaerobic digestion of solid and soluble organic wastes, by-products and residues | Pratap Pullammanappallil, Kerry Johanson, Ioannis Martinos Polematidis, John M. Owens | 2015-02-24 |
| 7153428 | Flooded densified leachbed anaerobic digestion | Arthur A. Teixeira, John M. Owens, Patrick J. Haley | 2006-12-26 |
| 5286447 | Method and apparatus for controlling microbial growth on condensation coils | Kerby F. Fannin | 1994-02-15 |
| 5269634 | Apparatus and method for sequential batch anaerobic composting of high-solids organic feedstocks | Robert LeGrand | 1993-12-14 |
| 4735724 | Solids concentrating anaerobic digestion process and apparatus | Vipul Srivastava, Richard Biljetina, Thomas D. Hayes | 1988-04-05 |
| 4696746 | Two phase anaerobic digestion | Sambhunath Ghosh, Paul B. Tarman | 1987-09-29 |
| 4636467 | Mixed microbial fermentation of carbonaceous matter to road de-icer | — | 1987-01-13 |
| 4358537 | In situ biological beneficiation of peat in the production of hydrocarbon fuels | — | 1982-11-09 |
| 4334026 | Hybrid bio-thermal liquefaction | Paul B. Tarman | 1982-06-08 |
| 4289625 | Hybrid bio-thermal gasification | Paul B. Tarman | 1981-09-15 |