Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588925 | Rotor-stator mixing apparatus especially for single screw extruder | — | 2003-07-08 |
| 6451102 | Pigment modification improving handling characteristics | Manfred Kieser | 2002-09-17 |