Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190596 | Process for producing cellulosic shaped objects | Derek Budgell, Wilhelm Kramer | 2001-02-20 |
| 6159601 | Process for the manufacture of cellulosic fibers; and cellulosic fibers | Hans-Jurgen Pitowski | 2000-12-12 |
| 5993710 | Cellulosic molding process and cellulosic moldings | Peter Weigel, Hans-Peter Fink, Hans-Joachim Purz, Konrad Frigge, Martin Nywalt | 1999-11-30 |
| 5958320 | Process for the manufacture of cellulosic fibers; and cellulosic fibers | Hans-Jurgen Pitowski | 1999-09-28 |
| 5948905 | Method of producing in water-containing celluose solutions in water-containing tertiary amine N-oxides | Hans-Georg Connor, Richard Kruger | 1999-09-07 |
| 5942327 | Solvent-spun cellulose filaments | Derek Budgell, Hans-Juergen Pitowski | 1999-08-24 |