Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10787769 | Fluorescent whitening agents and mixtures thereof | Marco Hafermann, Bernhard Hunke, Theo Lansing, Michael Kraemer, Robert Peekhaus | 2020-09-29 |
| 8278374 | Processes for manufacture of a dry strength paper and methods for imparting dry strength to paper using a cationic starch graft polymer | Bernd Thiele, Thomas Hübbe, Bernhard Jansen | 2012-10-02 |
| 7915340 | Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers | Bernd Thiele, Thomas Hübbe, Bernhard Jansen | 2011-03-29 |
| 7786238 | Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers | Bernd Thiele, Thomas Hübbe, Bernhard Jansen | 2010-08-31 |
| 7258815 | Use of brighteners for the preparation of coating slips | Karl-Heinz Drenker, Heinz Giesecke, Bernhard Hunke, Reiner Gottschalk, Claudia Hundertmark | 2007-08-21 |
| 6489382 | Preparations of solids containing graft copolymers | Heinz Giesecke, Peter-Roger Nyssen, Dirk Pfutzenreuter | 2002-12-03 |
| 6426381 | Fine-particle polymer dispersions for paper sizing | Joachim Konig, Eckhard Wenz, Gunter Sackmann, Thomas Roick, Bernd Thiele +2 more | 2002-07-30 |