Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066870 | Separation of tar from sand | Michael A. Freeman, Alex Stoian, Lewis J. Dutel, Richard Bingham, Paul Newman | 2011-11-29 |
| 7691259 | Separation of tar from sand | Michael A. Freeman, Alex Stoian, Lewis J. Dutel, Richard Bingham, Paul Newman | 2010-04-06 |