Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9828464 | Ultra-high purity polycarbonates having good inherent color and thermal resistance and a device and a method for producing the same | Thomas König, Jörg Kirchhoff, Michael Bierdel, Klemens Kohlgrüber, Ing. Johan Vaes +3 more | 2017-11-28 |
| 9738025 | Method for extruding plastic masses | Thomas König, Michael Bierdel, Carsten Conzen, Ulrich Liesenfelder, Klemens Kohlgrüber +1 more | 2017-08-22 |