Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6156253 | Process for preparing cellulose fibers | Marco Ypma, Hanneke Boerstoel | 2000-12-05 |
| 6140497 | Process for preparing a spinnable, isotropic cellulose solution | Jan Barend Westerink, Marco Ypma, Hanueke Boerstoel | 2000-10-31 |
| 6068919 | Cellulose fibres and filaments having a high elongation at break | Marco Ypma, Jan Barend Westerink, Hanneke Boerstoel, Jannes Veurink | 2000-05-30 |
| 6027536 | Method for the preparation of a material with high water and salt solutions absorbency | Jan Barend Westerink, Hanneke Boerstoel | 2000-02-22 |
| 5856004 | Cellulose yarn and cord for industrial application | Egbert Wilhelmus Christinus Broeren, Frederik Elkink | 1999-01-05 |
| 4835223 | Fibres and yarns from a blend of aromatic polyamides | Bernardus Maria Koenders | 1989-05-30 |
| 4783367 | Fibers and yarns from a blend of aromatic polyamides | Bernardus Maria Koenders, Franciscus A. M. Schenkels | 1988-11-08 |
| 4721755 | Fibers and yarns from a blend of aromatic polyamides | — | 1988-01-26 |
| 4702876 | Variable-aperture process for the manufacture of filaments from aromatic polyamides | Johan L. Ebregt | 1987-10-27 |