Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7785678 | Liquid-crystalline mixtures and liquid-crystal displays | Ursula Patwal, Volker Reiffenrath | 2010-08-31 |
| 7048974 | Liquid crystal mixtures | Antje Mühlfeld, Harald Hirschmann, Sabine Schoen, Juliane Suermann, Ursula Patwal +1 more | 2006-05-23 |
| 6902776 | Energy-saving liquid-crystal mixtures | — | 2005-06-07 |
| 6017469 | Supertwist liquid-crystal display | Volker Reiffenrath, Bernhard Rieger, Martina Schmidt, Christine Pfister | 2000-01-25 |
| 5714087 | Supertwist liquid-crystal display | Axel Pausch, Akihiro Kojima, Matthias Bremer, Hideo Ichinose, Hiroshi Numata +5 more | 1998-02-03 |
| 5702640 | High-multiplexed supertwist liquid-crystal display | Volker Reiffenrath | 1997-12-30 |
| 5454975 | Cyanophenylpyri (MI)dine derivatives and liquid-crystalline medium | Volker Reiffenrath, Matthias Bremer | 1995-10-03 |
| 5403512 | Vinyl compounds, and a liquid-crystalline medium | Ekkehard Bartmann, Herbert Plach, Rudolf Eidenschink, Volker Reiffenrath, Detlef Pauluth +4 more | 1995-04-04 |
| 5391319 | Liquid-crystalline mixture | Herbert Plach, Alasdair Jelfs, Michael Kompter | 1995-02-21 |