Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753250 | Process for producing tobacco filter to adsorb materials harmful to health, especially aldehydes in the smoke of tobacco | Jozsef Gabor, Sandor Hernadi, Viktoria Horvath, Sandor Irimi, Adam Molnar +2 more | 1988-06-28 |
| 4739081 | New crown ether derivatives, process for the preparation thereof and ion-selective membrane electroes comprising the same | Laszlo Toke, Bela gai, Erno Pungor, Klara Szepesvary nee Toth, Erno Lindner +2 more | 1988-04-19 |
| 4531007 | Crown ether compounds, process for the preparation of the crown ether complex forming agents and ion-selective membrane electrodes containing the same | Laszlo Toke, Bela gai, Erno Pungor, Klara Szepesvary nee Toth, Erno Lindner +2 more | 1985-07-23 |
| 4461769 | Nitrogen bridgehead compounds having anti-allergic effect | Istvan Hermecz, Zoltan Meszaros, Tibor Breining, Sandor Virag, Lelle Vasvari nee Debreczy +5 more | 1984-07-24 |
| 4355178 | Process for the preparation of substituted acyl ureas | Laszio Toke, Eva Karpati nee Adam, Todor Pfliegel | 1982-10-19 |
| 4347377 | Process for the preparation of polyhalogenphenyl carbamates | Rudolf Soos, Geza Toth, Laszlo Toke, Gabor Szabo | 1982-08-31 |
| 4321377 | Substituted-4-oxo-1,6,7,8-tetrahydro-4H-pyrido[1,2-a]pyrimidines | Istvan Hermecz, Zoltan Meszaros, Agnes Horvath, Lelle Vasvari nee Debreczy | 1982-03-23 |
| 4234586 | Nitrogen bridgehead compounds having anti-allergic effect | Istvan Hermecz, Zoltan Meszaros, Tibor Breining, Sandor Virag, Lelle Vasvari nee Debreczy +5 more | 1980-11-18 |