Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7037096 | Cellulose extrusion | Stefan Beckers, Peter Weigel, Hans-Peter Fink, Michael Dosz | 2006-05-02 |
| 5993710 | Cellulosic molding process and cellulosic moldings | Peter Weigel, Hans-Peter Fink, Konrad Frigge, Ulrich Wachsmann, Martin Nywalt | 1999-11-30 |