Issued Patents All Time
Showing 25 most recent of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8148551 | Tricyclic aromatics and liquid-crystalline medium | Holger Kretzschmann | 2012-04-03 |
| 8029696 | Fused naphthalenes | Holger Kretzschmann | 2011-10-04 |
| 6548462 | Bisphenyl thiocompounds | Holger Kretzschmann | 2003-04-15 |
| 5866522 | Sulfur containing aromatic lubricant and method of using same | Holger Kretzschmann | 1999-02-02 |
| 5837746 | Coreactive photoinitiators | Manfred Kohler, Jorg Ohngemach, Eike Poetsch, Gerhard Greber, Dieter Dorsch +3 more | 1998-11-17 |
| 5744512 | Coreactive photoinitiators | Manfred Kohler, Jorg Ohngemach, Eike Poetsch, Gerhard Greber, Dieter Dorsch +3 more | 1998-04-28 |
| 5729320 | Liquid crystalline medium including closely packed particles and method for generating images using same | Britta Nagel | 1998-03-17 |
| 5571449 | Partially fluorinated benzene derivatives | Ekkehard Bartmann, Herbert Plach | 1996-11-05 |
| 5532952 | Selectively alterable optical data memory | Markus Kreuzer | 1996-07-02 |
| 5532112 | Coreactive photoinitators | Manfred Kohler, Jorg Ohngemach, Eike Poetsch, Gerhard Greber, Dieter Dorsch +3 more | 1996-07-02 |
| 5403512 | Vinyl compounds, and a liquid-crystalline medium | Ekkehard Bartmann, Herbert Plach, Volker Reiffenrath, Detlef Pauluth, Eike Poetsch +4 more | 1995-04-04 |
| 5389290 | Nitrogen-containing heterocycles | Joachim Krause, Klaus Bofinger, Reinhard Hopf, Volker Reiffenrath, Eike Poetsch +2 more | 1995-02-14 |
| 5348677 | Electro-optical liquid crystal display element | Eike Poetsch, Hans-Adolf Kurmeier, Georg Weber, Andreas Wachtler | 1994-09-20 |
| 5326495 | Tetrasubstituted methanes having liquid-crystalline properties | — | 1994-07-05 |
| 5318721 | Nematic liquid-crystalline phases | Volker Reiffenrath, Joachim Krause, Thomas Geelhaar, Hans-Adolf Kurmeier, Eike Poetsch +2 more | 1994-06-07 |
| 5288427 | Electrooptical display element | Georg Weber, Bernhard Scheuble, Andreas Wachtler | 1994-02-22 |
| 5279762 | Smectic liquid crystal phases | Reinhard Hopf, Bernhard Scheuble, Reinhard Hittich, Joachim Krause, Volker Reiffenrath +2 more | 1994-01-18 |
| 5196140 | Electro-optical liquid crystal display element | Eike Poetsch, Hans-Adolf Kurmeier, Georg Weber, Andreas Wachtler | 1993-03-23 |
| 5190689 | Polymer materials having liquid-crystalline phases | Heino Finkelmann, Friedrich Hessel, Joachim Krause | 1993-03-02 |
| 5180521 | Chiral compounds | Reinhard Hopf, Eike Poetsch | 1993-01-19 |
| 5164111 | Polymerizable liquid-crystal material and polymers exhibiting liquid-crystal phases | Dieter Dorsch, Andreas Wachtler, Bernhard Rieger, Heino Finkelmann | 1992-11-17 |
| 5160451 | Mechanical component | — | 1992-11-03 |
| 5124068 | Pyrimidines | Joachim Krause, Reinhard Hittich, Bernhard Scheuble | 1992-06-23 |
| 5108652 | Cyclohexane derivatives | Gunther Haas, Ludwig Pohl, Michael C. Romer, Bernhard Scheuble, Georg Weber | 1992-04-28 |
| 5089168 | Nitrogen-containing heterocycles | Joachim Krause, Klaus Bofinger, Reinhard Hopf, Volker Reiffenrath, Eike Poetsch +2 more | 1992-02-18 |