Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716491 | Liquid-crystalline medium | Kazuaki Tarumi, Brigitte Schuler, Matthias Bremer, Eike Poetsch, Heike Kniel | 2004-04-06 |
| 6679764 | Supply system for chemicals and its use | Claus Dusemund, Thomas Schwortschik | 2004-01-20 |
| 6326066 | 1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-crystalline medium | Eike Poetsch, Volker Meyer, Volker Reiffenrath, Andreas Wachtler, Hans-Adolf Kurmeier +5 more | 2001-12-04 |
| 6200654 | 1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-crystalline medium | Eike Poetsch, Volker Meyer, Volker Reiffenrath, Andreas Wachtler, Hans-Adolf Kurmeier +5 more | 2001-03-13 |
| 5958290 | Electrooptical liquid crystal system | David Coates, Shirley Ann Marden, Graham Smith, Volker Reiffenrath, Reinhard Hittich +1 more | 1999-09-28 |
| 5811029 | Benzene derivatives, and a liquid-crystalline medium | Andreas Wachtler, Reinhard Hittich, Eike Poetsch, Herbert Plach, David Coates +3 more | 1998-09-22 |
| 5725796 | Liquid-crystal display | Herbert Plach, Eike Poetsch, Volker Reiffenrath | 1998-03-10 |
| 5705095 | Partially fluorinated benzene derivatives | Ekkehard Bartmann | 1998-01-06 |
| 5698134 | Electrooptical system | Raymond Jubb, Stefan Wilhelm, Shohei Naemura, Toshiyuki Hirai, Shuichi Kouzaki | 1997-12-16 |
| 5643495 | 1,2,2,2-tetrafluoroethyl ethers, and liquid-crystalline medium | Ekkehard Bartmann | 1997-07-01 |
| 5641429 | Fluorobenzene derivatives and liquid-crystalline medium | Volker Reiffenrath, Hans-Adolf Kurmeier, Eike Poetsch, Herbert Plach, Ekkehard Bartmann +2 more | 1997-06-24 |
| 5536442 | Fluorinated liquid crystal compounds and liquid crystal medium containing same | Volker Reiffenrath, Hans-Adolf Kurmeier, Eike Poetsch, Herbert Plach, Ekkehard Bartmann +4 more | 1996-07-16 |
| 5496499 | Biphenylethanes and liquid-crystalline phase | Eike Poetsch, Volker Meyer, Klaus P. Stahl, Volker Reiffenrath, Ekkehard Bartmann +6 more | 1996-03-05 |
| 5487845 | Fluorobenzene derivatives and liquid-crystalline medium | Volker Reiffenrath, Hans-Adolf Kurmeier, Eike Poetsch, Herbert Plach, Ekkehard Bartmann +2 more | 1996-01-30 |
| 5480581 | Liquid-crystalline medium | Herbert Plach, Volker Reiffenrath, Eike Poetsch, Bernhard Rieger, Hiroshi Numata | 1996-01-02 |
| 5456860 | Matrix liquid-crystal display | Eike Poetsch, Reinhard Hittich | 1995-10-10 |
| 5445764 | Cyclobutane benzene derivatives | Eike Poetsch, Werner Binder, Volker Meyer, Bernhard Rieger | 1995-08-29 |
| 5397505 | Liquid crystalline medium | Bernhard Rieger, Hiroki Yoshitake, Thomas Jacob, Herbert Plach, Hans-Adolf Kurmeier | 1995-03-14 |
| 5389295 | Benzene derivatives, and a liquid crystal medium | Andreas Wachtler, Reinhard Hittich, Eike Poetsch, Herbert Plach, David Coates +3 more | 1995-02-14 |
| 5389292 | Difluoromethyl compounds | Dieter Dorsch, Ekkehard Bartmann, Hans-Adolf Kurmeier, Georg Weber, Herbert Plach +1 more | 1995-02-14 |
| 5387371 | Ferroelectric liquid-crystalline media, and their use in electro-optical devices | Axel Pausch, Juliane Suermann, David Coates | 1995-02-07 |
| 5387689 | Chiral valerolactone derivatives | Volker Reiffenrath | 1995-02-07 |
| 5384066 | Electrooptical system | Eike Poetsch, Raymond Jubb, Thomas Jacob, Jorg Ohngemach, Stefan Wilhelm | 1995-01-24 |
| 5356557 | Electrooptical system | Raymond Jubb, Eike Poetsch, Stefan Wilhelm | 1994-10-18 |
| 5344587 | Electrooptical liquid-crystal system | David Coates, Shirley Ann Marden, Graham Smith, Volker Reiffenrath, Reinhard Hittich +1 more | 1994-09-06 |