Issued Patents 1994
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370823 | Pyrimidinecyclohexane derivatives, process for their preparation, and their use in liquid-crystalline mixtures | Gerhard Illian, Rainer Wingen | 1994-12-06 |
| 5360576 | Chiral alkenylaryl 2,3-epoxyalkyl ethers, and the use thereof in liquid-crystalline mixtures | Karsten Blatter, Claus Escher, Takamasa Harada, Peter Harnischfeger | 1994-11-01 |
| 5354500 | Optically active carboxylic esters of oxygen-containing heterocycles as doping substances in liquid crystal mixtures and liquid crystal mixtures containing them | Ingrid Muller, Hans-Rolf Dubal, Claus Escher, Gerhard Illian, Mikio Murakami +2 more | 1994-10-11 |
| 5348684 | Organosilylalkyl or organosilylalkenyl compounds, process for preparing them and their use in liquid-crystalline mixtures | Hans-Rolf Dubal, Claus Escher, Gerhard Illian, Yoshio Inoguchi, Ingrid Muller +3 more | 1994-09-20 |
| 5328638 | Optically active esters of 5-ethyl- and 5-vinyl-1,3-dioxolane-4-carboxylic acid, their use as doping substances in liquid crystal mixtures and the liquid crystal mixtures containing the new esters | Ingrid Muller, Hans-Rolf Dubal, Claus Escher, Gerhard Illian, Mikio Murakami +2 more | 1994-07-12 |
| 5286409 | Liquid-crystalline mixtures, in particular ferroelectric liquid-crystalline mixtures | Hans-Rolf Dubal, Claus Escher, Takamasa Harada, Gerhard Illian, Ingrid Muller +3 more | 1994-02-15 |