Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7541409 | Hydrophobically modified polymers containing vinylamine or ethylenimine units, method for the production thereof, and their use as retention agents | Volker Braig, Simon Champ, Norbert Mahr | 2009-06-02 |
| 7141077 | Hydrophobically modified polyethylenimines and polyvinylamines for wrinkle-resistant finishing of textiles containing cellulose | Juergen Detering, Torsten Freund | 2006-11-28 |
| 7078569 | Method for producing alkylketen dimers | Roland Ettl, Manfred Winter, Torsten Freund, Thomas Kessler | 2006-07-18 |