Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494607 | Four wing, non-intermeshing rotors for synchronous drive to provide improved dispersive and distributive mixing in internal batch mixers | Lefteris N. Valsamis, Frank Borzenski, Robert L. Wagner, Hans Baurmeister | 2002-12-17 |