Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6908956 | Stabilizer composition | Heinz Friedrich Sutoris, Hubert Trauth, Erik Hofmann, Manfred Appel | 2005-06-21 |
| 6867331 | Method for producing deoxybenzoins | — | 2005-03-15 |
| 6850310 | Cholesteric layered material having improved color stability, and the production thereof | Frank Prechtl, Norbert Schneider, Frank Meyer, Peter Blaschka, Tilmann Hezel +2 more | 2005-02-01 |
| 6815498 | Method for producing a polymeric conversion product | Roman Benedikt Raether, Bernd Modery, Frank Braun, Susanne Brinkmann-Rengel, David Christie | 2004-11-09 |
| 6809165 | Method for producing polymers | David Christie, Susanne Brinkmann-Rengel, Roman Benedikt Raether | 2004-10-26 |
| 6793986 | Polymerizable liquid crystals | Frank Prechtl, Robert Parker, Peter Schuhmacher, Norbert Schneider, Hans-Werner Schmidt +1 more | 2004-09-21 |
| 6737527 | 4-formylamino-N-methylpiperidine derivatives, the use thereof as stabilizers and organic material stabilized therewith | Jurgen Krockenberger, Manfred Appel, Hubert Trauth, Alexander Aumuller | 2004-05-18 |
| 6712992 | Liquid-crystalline composition of matter | Frank Prechtl, Frank Meyer, Robert Parker, Kathrin Kürschner, Peter Schuhmacher +3 more | 2004-03-30 |
| 6710024 | Washing active preparation | Roman Benedikt Raether, Susanne Brinkmann-Rengel | 2004-03-23 |
| 6699405 | Polymerizable liquid crystals | Frank Prechtl, Robert Parker, Peter Schuhmacher, Norbert Schneider, Hans-Werner Schmidt +1 more | 2004-03-02 |
| 6695977 | Use of chiral, uncharged metal compounds as dopants for liquid-crystalline materials | Frank Prechtl, Robert Parker, Kathrin Kürschner, Manfred Braun, Antje Hahn +1 more | 2004-02-24 |
| 6639033 | N-oxyl radicals | Susanne Brinkmann-Rengel, Heinz Friedrich Sutoris, David Christie, Roman Benedikt Raether, Jizhuang Cao | 2003-10-28 |
| 6616990 | Chiral 1, 3-dioxane compounds | Frank Prechtl, Frank Meyer, Robert Parker, Kathrin Kürschner, Volkmar Vill +1 more | 2003-09-09 |
| 6569355 | Chiral compounds, and their use as chiral dopants for the preparation of cholesteric liquid-crystalline compositions | Frank Prechtl, Frank Meyer, Robert Parker, Volkmar Vill, Gunnar Gesekus | 2003-05-27 |
| 6545174 | Cosmetic and pharmaceutical preparations containing photostable UV filters | Thorsten Habeck, Volker Schehlmann, Horst Westenfelder, Thomas Wunsch, Michael Drogemuller +1 more | 2003-04-08 |
| 6409995 | Use of amino-substituted hydroxybenzophenones as photostable UV filters in cosmetic and pharmaceutical preparations | Thorsten Habeck, Frank Prechtl, Thomas Wunsch, Horst Westenfelder, Thorsten Bach +1 more | 2002-06-25 |
| 6238649 | Cosmetic and pharmaceutical preparations containing photostable UV filters | Thorsten Habeck, Volker Schehlmann, Horst Westenfelder, Thomas Wunsch, Michael Drogemuller +1 more | 2001-05-29 |
| 6214929 | Stabilized polymer dispersions or polymer solutions, and prepared polymers obtainable therefrom | Jurgen Krockenberger, Manfred Appel, Hubert Trauth, Joachim Pakusch, Heinrich Sack | 2001-04-10 |
| 6210657 | Use of isoindolinone derivatives as stabilizers for organic materials | Thorsten Habeck, Hubert Trauth, Volker Schehlmann, Horst Westenfelder | 2001-04-03 |
| 6090374 | Cosmetic and pharmaceutical preparations comprising photostable UV filters | Thorsten Habeck, Volker Schehlmann, Horst Westenfelder, Thomas Wunsch | 2000-07-18 |
| 6060042 | Use of cholesteric, liquid-crystalline compositions as UV filters in cosmetic and pharmaceutical preparations | Peter Schuhmacher, Norbert Schneider, Horst Westenfelder, Thorsten Habeck, Frank Meyer | 2000-05-09 |
| 5736596 | Use of thermoplastic electroluminescent materials which are stable for an extended period | Thomas Heitz, Andreas Greiner | 1998-04-07 |
| 5710197 | Crosslinked polymer particles containing a fluorescent dye | Wolfgang Fischer, Andreas Deckers, Norbert Güntherberg, Ekkehard Jahns, Werner Ostertag +1 more | 1998-01-20 |