Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324449 | Substituted phenyl trifluoromethyl ethers | Hans-Adolf Kurmeier, Bernhard Scheuble, Eike Poetsch | 1994-06-28 |
| 5279764 | Dihalogenobenzene derivatives | Volker Reiffenrath, Joachim Krause, Georg Weber, Andreas Wachtler, Thomas Geelhaar +3 more | 1994-01-18 |
| 5273680 | Fluorinated oligophenyls and their use in liquid crystal materials | George W. Gray, Michael Hird, David Lacey, Kenneth J. Toyne, Volker Reiffenrath +3 more | 1993-12-28 |
| 5262085 | Trifluoromethylene compounds | Ekkehard Bartmann, Eike Poetsch, Herbert Plach | 1993-11-16 |
| 5250220 | 2,5-disubstituted heterocyclic compounds, and a liquid-crystalline medium | Andreas Wachtler, Reinhard Hittich, Eike Poetsch, Joachim Krause, David Coates | 1993-10-05 |
| 5242616 | Electrooptical liquid crystal system | Dieter Dorsch | 1993-09-07 |
| 5242618 | Di- and trifluorotolans | Joachim Krause, Volker Reiffenrath | 1993-09-07 |
| 5230829 | Phenylcyclohexanes, and a liquid-crystalline medium | Ekkehard Bartmann, Joachim Krause, Eike Poetsch, Reinhard Hittich, Bernhard Rieger | 1993-07-27 |
| 5211878 | Difluorobenzonitrile derivatives | Volker Reiffenrath, Joachim Krause, Andreas Wachtler, Georg Weber | 1993-05-18 |
| 5204019 | 2,3-difluorobiphenyls | Volker Reiffenrath, Joachim Krause, Andreas Wachtler, Georg Weber, David Coates +6 more | 1993-04-20 |
| 5188759 | Haloacetylene derivatives | Ekkehard Bartmann, Reinhard Hittich, Herbert Plach | 1993-02-23 |
| 5151213 | Fluorine-containing aromatic compounds | Volker Reiffenrath | 1992-09-29 |
| 5143642 | Liquid-crystalline medium for electrooptical display elements based on the ECB effect | Joachim Krause, Thomas Geelhaar, Reinhard Hittich, Bernhard Rieger, Georg Weber | 1992-09-01 |
| 4925590 | Derivatives of 4-cyano-2,3-difluorophenol | Volker Reiffenrath, Joachim Krause, Andreas Wachtler, Georg Weber | 1990-05-15 |