Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703113 | Benzopyran derivatives | Tibor Eszenyi, Peter Sebok, Laszlo Frank, Gyula Papp, Tamas Bartik | 1997-12-30 |
| 5223629 | Process for the preparation of anti-hypertensive benzopyran | Tibor Eszenyi, Peter Sebok, Vilmos Galamb, Julia Fazekas, Terezia Istvan +2 more | 1993-06-29 |
| 5199970 | Herbicidal, optically active or racemic substituted propionic acid derivatives, herbicide compositions containing them and a process for preparing same | Jozsef Tompa, Ferenc Bartha, Agota Repasi nee Veres, Vilmos Galamb, Eva Fuzi nee Porkolab +1 more | 1993-04-06 |
| 5145985 | Process for the preparation of anti-hypertensive benzopyran derivative | Tibor Eszenyi, Peter Sebok, Vilmos Galamb, Julia Fazekas nee Kozak, Terezia Istvan nee Katona +2 more | 1992-09-08 |
| 4968819 | Process for the preparation of chromene derivatives | Kalman Zsupan, Janos Repasi, Iren Borsos nee Spafranek, Istvan Kiss, Andras Fodor +1 more | 1990-11-06 |
| 4866089 | Chromene derivatives and pesticidal composition comprising the same | Kalman Zsupan, Janos Repasi, Iren Borsos nee Safranek, Istvan Kiss, Andras Fodor +1 more | 1989-09-12 |
| 4716238 | Chromene derivatives useful as insecticides | Kalman Zsupan, Janos Repasi, Iren Borsos nee Safranek, Istvan Kiss, Amdras Fodor +1 more | 1987-12-29 |
| 4647694 | Process for the preparation of D1-.beta.-aryl amino acids | Sandor Hosztafi, Zoltan Salamon, Ilona Fabian nee Orban, Julianna Nagy nee Vajda | 1987-03-03 |
| 4486359 | Process for the preparation of N-phosphonomethyl-glycine | Marta Brendel nee Hajnoczki, Imre Gulyas, Istvan Gyoker, Kalman Zsupan, Istvan Csorvassy +6 more | 1984-12-04 |