Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9777190 | Aqueous polyurethane coating material and coatings produced therefrom and having high scratch resistance and good chemicals resistance | Matthijs Groenewolt, Manuela Niemeier, Alexandra Steffens, Britta Schnieders | 2017-10-03 |
| 9353287 | Coating agents having high scratch resistance and weathering stability | Matthijs Groenewolt, Andreas Poppe, Günter Klein, Manuela Niemeier, Elke Westhoff +1 more | 2016-05-31 |
| 8679589 | Coating agent having high scratch resistance and high weathering resistance | Matthijs Groenewolt, Günter Klein, Andreas Poppe, Simone Hesener, Manuela Niemeier +3 more | 2014-03-25 |
| 8658752 | Use of partially silanized polyisocyanate-based compounds as crosslinking-agents in coating compositions, and coating compositions comprising the compounds | Matthijs Groenewolt, Simone Hesener, Manuela Niemeier, Elke Westhoff | 2014-02-25 |
| 8034872 | Oligomers and polymers containing hydrolysates and/or condensates of epoxide groups and silane groups, method for their production and use thereof | Andreas Poppe, Elke Westhoff, Manuela Niemeier, Dunja Köppen | 2011-10-11 |
| 8013099 | Use of phosphonic acid diesters and diphosphonic acid diesters and silane group containing, curable mixtures containing phosphonic acid diesters and diphosphonic acid diesters | Andreas Poppe, Elke Westhoff, Simone Hesener, Manuela Niemeier | 2011-09-06 |
| 7488769 | Aqueous dispersion of inorganic nanoparticles, method for the production and use thereof | Wolfgang Bremser, Elke Westhoff, Manuela Niemeier, Andreas Poppe | 2009-02-10 |
| 7416781 | Coatings, methods for producing the same, and the use thereof | Manuela Niemeier, Andreas Poppe, Elke Westhoff, Jens-Dieter Fischer | 2008-08-26 |
| 6872765 | Sol-gel coating for single-layer or multi-layer varnishes | Peter Betz, Horst Hintze-Brüning, Heinz-Peter Rink | 2005-03-29 |
| 6828381 | Sol-gel coating | Manuela Armbrust, Wolfgang Bremser, Horst Hintze-Brüning, Peter Betz, Christel Ehlig | 2004-12-07 |
| 6770329 | Low-yellowing aqueous clear powder coating dispersions, method of making the dispersions, and process for producing clearcoat finishes with the dispersions | Gunther Ott, Joachim Woltering, Ulrike Rockrath, Maximilian Bendix, Ulrich Kalck +2 more | 2004-08-03 |
| 6713559 | Sol-gel coating | Manuela Armbrust, Horst Hintze-Brüning, Peter Betz, Christel Ehlig | 2004-03-30 |
| 6509096 | Low-yellowing aqueous clear powder coating dispersions, method of making the dispersions, and process for producing clearcoat finishes with the dispersions | Gunther Ott, Joachim Woltering, Ulrike Rockrath, Maximilian Bendix, Ulrich Kalck +2 more | 2003-01-21 |
| 5716678 | Process for the production of a two-coat finish on a substrate surface | Ulrike Rockrath, Georg Wigger, Fritz Bartol, Peter Betz, Angelika Bartelt | 1998-02-10 |