Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6191188 | Aqueous compositions and their use | Peter Hossel, Karin Sperling | 2001-02-20 |
| 6143850 | Lipophilic polymeric UV absorbers | Harald Keller, Horst Westenfelder, Thomas Preiss | 2000-11-07 |
| 6132705 | Cosmetic or pharmaceutical compositions for use on the skin | Christian Schade, Axel Sanner, Karin Sperling, Hans-Ulrich Wekel | 2000-10-17 |
| 6124274 | Use of ascorbyl 2'-phosphates for stabilizing vitamin A and/or vitamin A derivatives in cosmetic and pharmaceutical preparations | Horst Westenfelder | 2000-09-26 |
| 6107397 | Aqueous copolymer dispersions of water-soluble monomers with N-vinyl groups and hydrophobic monomers | Rainer Blankenburg, Karl Kolter | 2000-08-22 |
| 6099829 | Using W/O emulsions as thickeners in cosmetic and pharmaceutical formulations | Kristin Tiefensee, Martin Rubenacker | 2000-08-08 |
| 6090374 | Cosmetic and pharmaceutical preparations comprising photostable UV filters | Thorsten Habeck, Sylke Haremza, Horst Westenfelder, Thomas Wunsch | 2000-07-18 |
| 6086857 | Cinnamylidene camphor derivatives and their use as UV-A protecting agents | Christof Kandzia, Horst Westenfelder | 2000-07-11 |
| 6080811 | Adhesives for dental prostheses | Reinhold Dieing, Axel Sanner | 2000-06-27 |
| 6075107 | Use of copolymers of N-vinylprrolidone in preparations of water-insoluble substances | Stephan Kothrade, Helmut Meffert, Gunther Berndl, Axel Sanner, Stefan Stein +1 more | 2000-06-13 |
| 6069258 | Cosmetic preparations comprising photostable UV-A filters | Thorsten Habeck, Alexander Aumuller, Horst Westenfelder, Thomas Wunsch | 2000-05-30 |
| 6037487 | Photo-stable cosmetic and pharmaceutical formulations containing UV-filters | Thorsten Habeck, Alexander Aumuller, Horst Westenfelder, Thomas Wunsch | 2000-03-14 |
| 6004575 | Use of (meth) acrylic acid/maleic acid copolymers for improving mucosal permeability | Henrik L. Luessen, Gerrit Borchard, Albertus Gerrit De Boer, Hans E. Junginger, Karl Kolter +1 more | 1999-12-21 |
| 5968484 | Cosmetic preparations comprising photostable UV-A filters | Thorsten Habeck, Alexander Aumueller, Horst Westenfelder, Thomas Wunsch | 1999-10-19 |
| 5958390 | Hairsetting compositions comprising polysiloxane | Axel Sanner, Wolfgang Muller | 1999-09-28 |
| 5945091 | Photo-stable cosmetic and pharmaceutical formulations containing UV-filters | Thorsten Habeck, Alexander Aumuller, Horst Westenfelder, Thomas Wunsch | 1999-08-31 |
| 5932195 | Arylaminomethylenecamphor derivatives | Michael Drogemuller, Volker Bomm, Horst Westenfelder | 1999-08-03 |
| 5897870 | Aqeous or aqueous-alcoholic hair-cosmetic formulation | Peter Hossel | 1999-04-27 |
| 5739122 | Dextran esters, the preparation thereof and the use thereof for coating or embedding drugs | Kurt Bauer, Jan-Frederic Kesselhut | 1998-04-14 |
| 5698647 | Preparation of polymers based on basic vinyl monomers | Brigitta Huckestein, Axel Sanner, Rainer Blankenburg | 1997-12-16 |