Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8748141 | Methods and systems for producing ethanol using raw starch and fractionation | Stephen M. Lewis | 2014-06-10 |
| 8409639 | Methods and systems for producing ethanol using raw starch and fractionation | Stephen M. Lewis | 2013-04-02 |
| 8409640 | Methods and systems for producing ethanol using raw starch and fractionation | Stephen M. Lewis | 2013-04-02 |
| 7919291 | Method for producing ethanol using raw starch | Stephen M. Lewis, John Michael Finck, Debbie Lynn Roth | 2011-04-05 |