Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8999212 | Process for spinning graphene ribbon fibers | Jacobus Johannes Meerman, Stephanus Maria Kamperman, Ron Folkert Waarbeek Ter, Jorrit Jong De, Angelique Antonia Theresia Hendrikus Radier +1 more | 2015-04-07 |
| 8309642 | Method for dissolving aramid polymer in sulfuric acid using a double shaft kneader | — | 2012-11-13 |
| 7527841 | Method for dissolving PPTA in sulfuric acid using a twin screw extruder | — | 2009-05-05 |
| 6114037 | Process for the preparation of regenerated cellulose filaments | Gerardus Hendricus Vos, Hanneke Boerstoel | 2000-09-05 |
| 6022614 | Method for preparing a cellulose formate solution by impregnating and kneading cellulose slabs | Jean-Claude Aubry, James Cartwright Williams | 2000-02-08 |
| 5997790 | Process for the preparation of regenerated cellulose filaments | Gerardus Hendricus Vos, Hanneke Boerstoel | 1999-12-07 |
| 5932158 | Cellulose solutions and products made therefrom | Hanneke Boerstoel, Jan Barend Westerink | 1999-08-03 |
| 5817801 | Cellulose solutions and products made therefrom | Hanneke Boerstoel, Jan Barend Westerink | 1998-10-06 |
| 4835223 | Fibres and yarns from a blend of aromatic polyamides | Hendrik Maatman | 1989-05-30 |
| 4783367 | Fibers and yarns from a blend of aromatic polyamides | Hendrik Maatman, Franciscus A. M. Schenkels | 1988-11-08 |