Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5849216 | Compounds for use in liquid-crystal mixtures | Anke Kaltbeitzel, Rainer Wingen, Hubert Schlosser | 1998-12-15 |
| 5630962 | 2-Fluoropyridines, their preparation and their use in liquid crystal mixtures | Hubert Schlosser, Rainer Wingen, Claus Escher | 1997-05-20 |
| 5562859 | 2-fluoropyrazines process for their preparation, and their use in liquid-crystalline mixtures | Hubert Schlosser, Anke Kaltbeitzel, Rainer Wingen | 1996-10-08 |
| 5439612 | Cyclohexylphenylpyrimidines, process for their preparation, and their use in liquid-crystalline mixtures | Rainer Wingen, Ingrid Muller | 1995-08-08 |
| 5373380 | Ferroelectric liquid crystal display with liquid crystal mixtures having high spontaneous polarization and short helical pitch and alignment layers containing lipophilic or amphiphilic compounds | Takamasa Harada, Claus Escher, Anke Kaltbeitzel, Norbert Rosch | 1994-12-13 |
| 5333075 | Ferroelectric liquid crystal mixtures containing lipohilizing, lipophilic or amphiphilic compounds for eliminating ionic impurities | Takamasa Harada, Claus Escher, Anke Kaltbeitzel, Norbert Rosch | 1994-07-26 |
| 5310499 | Oxazolidinone derivatives, and the use thereof as dopes in liquid-crystal mixtures | Gunter Scherowsky, Michael Sefkow, Rainer Wingen | 1994-05-10 |
| 5200521 | Cyclohexylphenylpyrimidines, process for their preparation, and their use in liquid-crystalline mixtures | Rainer Wingen, Ingrid Muller | 1993-04-06 |