Issued Patents 2002
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495220 | Disubstituted phenanthrenes and their use in liquid-crystal mixtures | Hans-Rolf Dubal, Barbara Hornung, Wolfgang Schmidt | 2002-12-17 |
| 6485797 | 5-Arylindane derivatives and ferroelectric liquid crystal mixture containing same | Wolfgang Schmidt, Javier Manero, Barbara Hornung, Ayako Ogawa | 2002-11-26 |
| 6482478 | Fluorinated derivatives of phenanthrene and the utilization thereof in liquid crystal mixtures | — | 2002-11-19 |
| 6482479 | Active matrix displays having high contrast values | Hans-Rolf Dubal, Toshiaki Nonaka | 2002-11-19 |
| 6465060 | Tetrahydrothiophene derivatives, and their use in liquid-crystalline mixtures | Barbara Hornung, Wolfgang Schmidt | 2002-10-15 |
| 6436489 | Fluorine-containing benzothiazoles, and their use in liquid-crystalline mixtures | Ayako Ogawa, Barbara Hornung, Wolfgang Schmidt | 2002-08-20 |
| 6403172 | Benzothiophenes, and their use in liquid-crystalline mixtures | Ayako Ogawa, Barbara Hornung, Wolfgang Schmidt | 2002-06-11 |
| 6372307 | Chip card with a bistable display | Li Ji | 2002-04-16 |