Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933104 | Anthraquinone derivative as a dichroic dye for a liquid-crystal material, liquid-crystal material and an electrooptical device | Alexandr V. Ivaschenko, Valentina T. Lazareva, Elena Prudnikova, Vladimir G. Rumyantsev | 1990-06-12 |
| 4457859 | Mesomorphic material containing 2,2'-azoimidazole compounds containing 1,1'-benzylideneamino substituents | Alexandr V. Ivaschenko, Valentina T. Lazareva, Elena Prudnikova, Vladimir G. Rumyantsev, Viktor A. Nefedov +4 more | 1984-07-03 |