Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4505837 | Liquid crystalline phenylcyclohexene derivatives | Ludwig Pohl, Rudolf Eidenschink | 1985-03-19 |
| 4505838 | Halogenobiphenyl derivatives | Joachim Krause, Georg Weber | 1985-03-19 |
| 4490305 | Liquid-crystalline halogen compounds, process for their preparation, dielectrics containing these, and electro-optical display element | Rudolf Eidenschink, Georg Weber | 1984-12-25 |
| 4473487 | 4-Fluorobiphenyl derivatives, their preparation, and dielectrics and electro-optical display element containing them | Joachim Krause, Georg Weber | 1984-09-25 |
| 4419264 | Fluorine-containing 4,4'-bis-(cyclohexyl)-biphenyl derivatives, and dielectrics and electro-optical display elements containing them | Rudolf Eidenschink, Ludwig Pohl | 1983-12-06 |
| 4400293 | Liquid crystalline cyclohexylphenyl derivatives | Joachim Krause, Ludwig Pohl | 1983-08-23 |
| 4386007 | Liquid crystalline naphthalene derivatives | Joachim Krause, Ludwig Pohl | 1983-05-31 |
| 4354976 | Process for the preparation of azidobenzal compounds | — | 1982-10-19 |
| 4331552 | Liquid crystalline, partially hydrogenated oligo-1,4-phenylenes and dielectrics and electro-optical display elements containing them | Rudolf Eidenschink, Ludwig Pohl, Fernando Del Pino | 1982-05-25 |