Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6124970 | Polymer materials with latent images visible in polarized light and methods for their production | Andrei Karassev, Anatoli Vannikov, Ludmila Karasseva | 2000-09-26 |
| 4368254 | Non-silver light-sensitive composition | Anatoly Veniaminovich Vannikov, Vadim G. Glotov, Antonina D. Grishina, Valentina N. Ivanova, Vladimir S. Fedorov +1 more | 1983-01-11 |