Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5110976 | Insecticidal composition comprising more than one active ingredient | Gyorgy Hidasi, Istvan Szekely, Bela Bertok, Sandor Zoltan, Lajos Nagy +7 more | 1992-05-05 |
| 5013754 | Insecticidal composition comprising more than one active ingredient | Gyorgy Hidasi, Istvan Szekely, Bela Bertok, Sandor Zoltan, Lajos Nagy +7 more | 1991-05-07 |
| 4999454 | Process for the preparation of trichloromethyl carbinols | Jozsef Nemes, Miklos Szelestei, Istvan Schler, Laszlo Vidra, Istvan Szekely | 1991-03-12 |
| 4845126 | Insecticidal composition comprising more than one active ingredient | Gyorgy Hidasi, Istvan Szekely, Bela Bertok, Sandor Zoltan, Lajos Nagy +7 more | 1989-07-04 |
| 4843174 | Process for separating pyethroid geometric isomers | Gyula Balogh, Iren Boros neee Gundar, Antal Gajary, Gyorgy Hidasi, Andras Rappi +3 more | 1989-06-27 |
| 4599444 | Process for the separation of isomeric cyclopropane-carboxylic acids | Elemer Foggassy, Ferenc Faigl, Jozsef Rakoczi | 1986-07-08 |
| 4521612 | Process for the separation of esters | Rezso Kolta, Sandor Zoltan, Maria Tary | 1985-06-04 |
| 4508919 | Process for the preparation of optically active cyclopropane carboxylic acids | Elemer Fogassy, Laszlo Toke, Ferenc Faigl, Jozsef Bozzay, Rezso Kolta +2 more | 1985-04-02 |
| 4450309 | Process for the preparation of unsaturated geminal dihalogen compounds | Jozsef Nemes, Laszlo Vidra, Miklos Szelestei, Gabor Kovacs, Istvan Szekeley | 1984-05-22 |
| 4419524 | Process for the preparation of dihalovinylcyclopropanecarboxylic acids | Ferenc Lindwurm, Jozsef Muskovits, Sandor Zoltan, Rezso Kolta, Tivadar Puskas +2 more | 1983-12-06 |
| 4347377 | Process for the preparation of polyhalogenphenyl carbamates | Istvan Bitter, Geza Toth, Laszlo Toke, Gabor Szabo | 1982-08-31 |
| 4299972 | Preparation of cyclopropanecarboxylic acid esters | Gabor Kovacs, Istvan Szekely, Marianne Lovasz nee Gaspar, Joszef Dukai | 1981-11-10 |
| 4281170 | Process for the preparation of pyrethrins and analogues thereof and insecticidal compositions containing the same | Istvan Szekely, Marianna Lovasz nee Gaspar, Gabor Kovacs, Lajos Nagy, Bela Koszegi | 1981-07-28 |
| 4248888 | Chemical compounds | Istvan Szekely, Marianna Lovasz, nee Gaspar, Gabor Kovacs, Lajos Nagy, Bela Koszegi | 1981-02-03 |