Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864292 | Defoamer and/or deareator on the basis of oil-in-water dispersions | Rainer Dyllick-Brenzinger, Erhard Guenther, Gunther Glas, Johann Bonn | 2005-03-08 |
| 6746542 | Modifying starch with cationic polymers and use of the modified starches as dry-strength agent | Andreas Stange, Kurt Diehl, Norbert Mahr | 2004-06-08 |
| 6649721 | Defoamer and/or deaerator based on oil-in-water dispersions | Rainer Dyllick-Brenzinger, Gunther Glas, Robert Heger, Günter Oetter | 2003-11-18 |
| 6616807 | Method for producing high dry-strength paper, pulpboard and cardboard | Rainer Dyllick-Brenzinger, Hubert Meixner, Peter G. Baumann, Ellen Krüger, Andreas Stange +1 more | 2003-09-09 |
| 6235835 | Polymer-modified anionic starch, method for its production, and its use | Manfred Niessner, Claudia Nilz, Martin Rubenacker, Roland Ettl | 2001-05-22 |
| 6184310 | Method for producing polymers containing carbamate units and the use thereof | Jens Utecht, Manfred Niessner, Sabine Weiguny, Armin Stamm | 2001-02-06 |
| 6160050 | Polymer-modified starch, method for its production, and its use | Manfred Niessner, Claudia Nilz, Martin Rubenacker, Roland Ettl | 2000-12-12 |
| 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, Dietmar Monch, Rudolf Schuhmacher +1 more | 2000-05-09 |
| 6048945 | Graft polymers comprising polymers, containing alkylene oxide units, and ethylenically unsaturated compounds, their preparation and their use | Walter Denzinger, Martin Rubenacker, Claudia Nilz, Dietmar Monch, Rudolf Schuhmacher +1 more | 2000-04-11 |
| 6001166 | Aqueous alkyldiketene dispersions and their use as size for paper | Roland Ettl, Wolfgang Reuther, Johann Bonn | 1999-12-14 |
| 5942588 | Aqueous alkyldiketene dispersions and their use as size for paper | Roland Ettl, Günter Scherr, Wolfgang Reuther, Gunther Glas | 1999-08-24 |
| 5744001 | Aqueous pigment slurries for production of filler-containing paper | Friedrich Linhart, Dietmar Moench, Guenter Scherr, Wolfgang Reuther | 1998-04-28 |
| 5695610 | Aqueous pigment slurries and their use in the production of filler-containing paper | Werner Auhorn, Friedrich Linhart, Dietmar Monch, Jürgen Weiser | 1997-12-09 |
| 5554261 | Dyeing of paper | Claudia Nilz, Norbert Sendhoff, Walter Breitschaft, Manfred Zillig | 1996-09-10 |
| 5536370 | Condensates of polyalkylenepolyamines, their preparation and their use in papermaking | Guenter Scherr, Wolfgang Reuther, Dietmar Moench, Friedrich Linhart, Juergen Weiser | 1996-07-16 |
| 5486904 | Method for determining resin particles in paper stocks | Dieter Horn, Erik Lueddecke, Alfred Gierulski, Thomas Kroehl | 1996-01-23 |
| 5145559 | Production of paper, board and cardboard | Werner Auhorn, Friedrich Linhart, Michael Kroener, Norbert Sendhoff, Walter Denzinger +1 more | 1992-09-08 |