Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671028 | Distorted helix ferroelectric liquid crystal cell | Nina I. Chernova, Vladimir Grigorievich Chigrinov, Dmitry I. Dergachev, Alexander Vasilievich Ivashchenko, Marina V. Loseva +5 more | 2003-12-30 |
| 6649087 | Liquid crystalline materials for optical phase modulation | Wolfgang Dultz, Wolfgang Haase, Sergei Pikin, Thomas Weyrauch | 2003-11-18 |
| 6636278 | Device for the local attenuation of the light intensity in the field of vision of a light-sensitive monitoring device | Wolfgang Dultz | 2003-10-21 |
| 6563980 | Method and device for spectral level balancing in wavelength division multiplex multi-channel systems | Wolfgang Dultz, Reinald Ries | 2003-05-13 |