Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6132558 | Process for producing paper and cardboard | Rainer Dyllick-Brenzinger, Hubert Meixner, Friedrich Linhart, Klaus-Dieter Gerber, Bernd Dirks +1 more | 2000-10-17 |
| 6083348 | Method for producing paper | Werner Auhorn, Rainer Dyllick-Brenzinger, Rainer Scholz, Rainer Blum, Hubert Meixner | 2000-07-04 |
| 6060566 | Graft polymers of polymers containing vinyl ester and/or vinyl alcohol units and ethylenically unsaturated compounds, their preparation and their use | Walter Denzinger, Martin Rubenacker, Claudia Nilz, Primoz Lorencak, Rudolf Schuhmacher +1 more | 2000-05-09 |
| 6057404 | Polymers containing .beta.-hydroxyalkylvinylamine units, preparation and use thereof | Jens Utecht, Manfred Niessner, Martin Rubenacker | 2000-05-02 |
| 6048945 | Graft polymers comprising polymers, containing alkylene oxide units, and ethylenically unsaturated compounds, their preparation and their use | Walter Denzinger, Martin Rubenacker, Claudia Nilz, Primoz Lorencak, Rudolf Schuhmacher +1 more | 2000-04-11 |
| 5739190 | Process for the preparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinyl amides and the use thereof | Heinrich Hartmann, Karl-Heinrich Schneider, Walter Denzinger, Claudia Nilz | 1998-04-14 |
| 5695610 | Aqueous pigment slurries and their use in the production of filler-containing paper | Werner Auhorn, Friedrich Linhart, Jürgen Weiser, Primoz Lorencak | 1997-12-09 |