Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186012 | Method for performing a material change in a feeding device of an extruder | Tobias Kulgemeyer, Gerhard Middelberg | 2021-11-30 |
| 11123909 | Apparatus for producing films stretched in-line | Markus Bussmann, Karsten Golubski | 2021-09-21 |
| 11117305 | Method for changing the material in an extrusion device | — | 2021-09-14 |
| 10894350 | Extrusion device and extrusion method that produces a plastic film | Ansgar Avermeyer, Tobias Kulgemeyer, Markus Bussmann | 2021-01-19 |