Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905358 | Apparatus and methods for filtering granular solid material | Douglas J. Backes, Clay B. Poulter, Dennis K. Tolman, Melinda S. Dutton | 2011-03-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905358 | Apparatus and methods for filtering granular solid material | Douglas J. Backes, Clay B. Poulter, Dennis K. Tolman, Melinda S. Dutton | 2011-03-15 |