Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029366 | Apparatus for cooling or drying bulk material | Daniel Poirier, Joseph M. DeWane | 2000-02-29 |
| 5909943 | Apparatus for cooling or drying bulk material | Daniel Poirier, Joseph M. DeWane | 1999-06-08 |