Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6872848 | Method for producing alkylpolyalkylene glycol esters of monoethylenically unsaturated carboxylic acids | Matthias Kroner, Jürgen Pfister, Dieter Faul, Karl-Heinz Buchner | 2005-03-29 |
| 6855762 | Method for producing water soluble polymer of esters from ethylenically unsaturated carboxylic acids and polyalkylene glycols | Matthias Kroner, Karl-Heinz Buchner, Johannes Perner, Dieter Faul | 2005-02-15 |
| 6844410 | Preparation of an aqueous copolymer solution | Kathrin Michl, Matthias Gerst, Matthias Laubender, Dieter Faul | 2005-01-18 |
| 6682725 | High molecular weight mass cationic copolymers | Reinhold Dieing, Peter Hossel, Stephan Kothrade, Axel Sanner, Katrin Zeitz +1 more | 2004-01-27 |
| 5869032 | Quaternized copolymers suitable as active ingredients in cosmetic formulations, such as hair styling compositions | Jurgen Tropsch, Axel Sanner, Peter Hossel, Christian Schade | 1999-02-09 |
| 5658993 | Water-soluble or water-dispersible graft copolymers, the preparation thereof and the use thereof | Walter Denzinger, Axel Kistenmacher, Johannes Perner, Angelika Funhoff, Birgit Potthoff-Karl | 1997-08-19 |
| 4886859 | Slightly crosslinked, water-soluble polymaleic acid, its preparation and its use | Walter Denzinger, Heinrich Hartmann, Ulrich Gockel, Felix Richter, Ekhard Winkler | 1989-12-12 |
| 4525581 | Increasing the efficiency of high molecular weight crosslinked polycarboxylic acids | Walter Denzinger, Heinrich Hartmann, Gerhard Faulhaber | 1985-06-25 |