Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7083321 | Single screw extruder | — | 2006-08-01 |
| 6705752 | Single screw extruder | — | 2004-03-16 |
| 4609382 | Solids concentrate which contains abrasive solids and causes little wear | Hans-Gerhard Fritz, Helmut Schule, Tomas Riedel, Karl-Heinz Maier | 1986-09-02 |