Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8546605 | Process for the preparation of isocyanates | Matthias Kloetzer, Eckhard Stroefer, Volker Krase, Peter Scherbel | 2013-10-01 |
| 7531084 | Reactor for thermally cracking monofunctional and polyfunctional carbamates | Dieter Starosta, Peter Pfab, Volker Krase, Matthias Kloetzer, Andreas Otterbach | 2009-05-12 |
| 7179935 | Method for producing isocyanates | Eckhard Stroefer, Michael Ochse, Volker Krase, Matthias Kloetzer, Imbridt Murrar +1 more | 2007-02-20 |
| 6750365 | Thermal dissociation of allophanates | Gerhard Laqua, Matthias Klotzer, Volker Krase, Peter Pfab, Joachim Pfeffinger | 2004-06-15 |
| 6086637 | Trifluormethylpyridone based indolenine methine dyes | Clemens Grund, Helmut Reichelt, Frank Würthner, Rudiger Sens, Stefan Beckmann | 2000-07-11 |
| 5962691 | Methine and azamethine dyes based on trifluoromethylpyridones | Rudiger Sens, Karl-Heinz Etzbach | 1999-10-05 |
| 5892046 | Methine and azamethine dyes based on trifluoromethylpyridones | Clemens Grund, Helmut Reichelt, Stefan Beckmann | 1999-04-06 |
| 5849361 | Methine dyes based on formylaminopyridones | Rudiger Sens, Friedrich-Wilhelm Raulfs, Karl-Heinz Etzbach | 1998-12-15 |
| 5811370 | Azamethine dyes | Rudiger Sens, Stefan Beckmann, Karl-Heinz Etzbach | 1998-09-22 |
| 5804097 | Liquid-crystalline compounds | Paul Delavier, Karl-Heinz Etzbach, Karl Siemensmeyer, Gerhard Wagenblast | 1998-09-08 |
| 5773623 | Methine dyes containing a 5- or 6- membered carbocyclic or heterocyclic radical | Rudiger Sens | 1998-06-30 |