Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12370510 | Screw element having an axially asymmetrical screw profile which has at least two construction points located within the screw profile | Birgit Mannel, Reiner Rudolf, Michael Bierdel | 2025-07-29 |
| 10836076 | Process for extruding plastic compositions | Michael Bierdel, Thomas Koenig, Ulrich Liesenfelder, Klemens Kohlgrueber, Reiner Rudolf +1 more | 2020-11-17 |
| 10035123 | Production arrangement for performing a chemical reaction and use of a standard transport container | Lars Frye, Dietmar Günther, Ulrich Liesenfelder, Ingo Steinmeister, Karl-Robert Boos +2 more | 2018-07-31 |
| 9975104 | Processing unit and use of a plurality of processing units | Lars Frye, Florian Lipski, Stefan Schmitz, Nicolai Krasberg, Dietmar Günther +6 more | 2018-05-22 |
| 9738025 | Method for extruding plastic masses | Thomas König, Michael Bierdel, Ulrich Liesenfelder, Klemens Kohlgrüber, Reiner Rudolf +1 more | 2017-08-22 |
| 9561613 | Apparatus and process for producing products from pigment-containing polymer mixtures | Birgit Derfuss, Michael Bierdel | 2017-02-07 |