Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7687250 | Ethanol production from biological wastes | Jeffrey W. Lighthart, Hugh McTavish, John D. Offerman | 2010-03-30 |
| 7622285 | Ethanol production from biological wastes | John D. Offerman, Jeffrey W. Lighthart, Hugh McTavish | 2009-11-24 |
| 7527941 | Process for producing ethyl alcohol from cellulosic materials | Timothy T. France | 2009-05-05 |
| 7309592 | Ethanol production from biological wastes | John D. Offerman, Jeffrey W. Lighthart, Hugh McTavish | 2007-12-18 |
| 5667673 | Microbial mediated water treatment | James R. Robin | 1997-09-16 |
| 5620893 | Microbial mediated method for soil and water treatment | James R. Robin | 1997-04-15 |
| 5543049 | Microbial mediated water treatment | James R. Robin | 1996-08-06 |
| 4536988 | Aquatic biomass containment barrier and method of assembling same | — | 1985-08-27 |