Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618483 | Process of making flexible cellulose fibers | Peter Weigel, Konrad Frigge, Jürgen Gensrich, Wolfgang Wagenknecht | 1997-04-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618483 | Process of making flexible cellulose fibers | Peter Weigel, Konrad Frigge, Jürgen Gensrich, Wolfgang Wagenknecht | 1997-04-08 |