Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6521169 | Process for the production of cellulose shaped bodies, bodies produced by this process and the use thereof | Peter Weigel, Hans-Peter Fink | 2003-02-18 |
| 6113842 | Method of making blown films of cellulose | Peter Weigel, Hans-Peters Fink, Wolfgang Schwarz | 2000-09-05 |
| 6103162 | Process for producing cellulose fibres | Hans-Peter Fink, Peter Weigel, Ernst Walenta, Helmut Remde | 2000-08-15 |
| 5993710 | Cellulosic molding process and cellulosic moldings | Peter Weigel, Hans-Peter Fink, Hans-Joachim Purz, Ulrich Wachsmann, Martin Nywalt | 1999-11-30 |
| 5618483 | Process of making flexible cellulose fibers | Peter Weigel, Albrecht Bauer, Jürgen Gensrich, Wolfgang Wagenknecht | 1997-04-08 |