JK

Janos Kreidl

RR Richter Gedeon Vegyeszeti Gyar Rt: 23 patents #11 of 706Top 2%
📍 Budapest, HU: #49 of 4,609 inventorsTop 2%
Overall (All Time): #175,738 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
7094904 Process for preparing monohydrate and crystal modifications of fluconazole Csaba Szantay, Jenone Farkas, Ida Deutschne Juhasz, Istvan Hegedus, Eva Werkne Papp +3 more 2006-08-22
6710183 Process for the synthesis of a known tetrazol derivative Janos Fischer, Ildiko Ballo, Endrene Petenyi, Laszlo Czibula, Andras Nemes +5 more 2004-03-23
6657062 N-benzylpiperidine and tetrahydropyridine derivatives Laszlo Czibula, Andras Nemes, Ida Deutschne Juhasz, Eva Werkne Papp, Juidit Nagyne Bagdy +4 more 2003-12-02
6093720 Trans apovincaminic acid ester derivatives Csaba Szantay, Istvan Moldvai, Andras Vedres, Maria Incze, Laszlo Czibula +12 more 2000-07-25
5707976 Substituted propane-2-OL derivatives Csaba Szantay, Laszlo Czibula, Maria nee Kirjak Farkas, Ida nee Juhasz Deutsch, Mihaly Szegedi +1 more 1998-01-13
5352790 Process for the preparation of 1.beta.-ethyl-1.alpha.-(hydroxymethyl)-1,2,3,4,6,7,12,12B.alpha.-octahyd ro-indolo[2,3,-A]quinolizine and novel intermediates Laszlo Czibula, Gyorgy Visky, Maria F. nee Kirjak, Ida D. nee Juhasz, Judit Brill, deceased +1 more 1994-10-04
5340823 Organosilane derivatives, pharmaceutical compositions containing them and process for preparing same Sandor Farkas, Sandor Foldeak, Egon Karpati, Peter Hegyes, Laszlo Szporny +2 more 1994-08-23
5218119 Process for preparing the octahydro-indolo[2,3-a] quinolizine diester derivatives Maria Farkas nee Kirjak, Katalin Nogradi, Ida Deutsch nee Juhasz, Judit Meszaros nee Brill, Bela Stefko +5 more 1993-06-08
5198446 Organosilane derivatives, pharmaceutical compositions containing them and process for preparing same Sandor Farkas, Sandor Foldeak, Egon Karpati, Peter Hegyes, Laszlo Szporny +2 more 1993-03-30
5122607 Racemic and optically active octahydro-indolo(2,3-a) tetrahydropyranyl (2,3-c) quinolizine diester derivatives and process for preparing the same Csaba Szantay, Lajos Szaho, Maria Farkas nee Kirjak, Gyorgy Kalaus, Katalin Nogradi +11 more 1992-06-16
4985463 Aminodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them Peter Turcsanyi, Zsuzsanna Arcs nee Trischler, Bela Stefko, Judit Meszaros nee Brill, Ida Deutsch nee Juhasz +3 more 1991-01-15
4960888 Preparation of 6-amino-1,2-dihydro-1-hydroxy-2-imino-4-piperidinopyrimidine compounds Andras Vedres, Csaba Szantay, Bela Stefko, Andras Nemes, Gabor Blasko +5 more 1990-10-02
4956007 Nitraminodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them Peter Turcsanyi, Bela Stefko, Judit Meszaros nee Brill, Erika Bogsch 1990-09-11
4839362 Eburnamenine derivatives, pharmaceutical compositions and methods employing them and processes for their preparation Gyorgy Visky, Laszlo Czibula, Bela Stefko, Maria Farkas nee Kirjak, Zsolt Szombathelyi +7 more 1989-06-13
4831194 Process for the preparation of nitrodiaryl sulfoxides Peter Turcsanyi, Zsuzsanna Aracs nee Trischler, Bela Stefko, Judit Meszaros nee Brill, Ida Deutsch nee Juhasz +7 more 1989-05-16
4780537 Pyrimidine derivatives and process preparing the same Andras Vedres, Csaba Szantay, Bela Stefko, Andras Nemes, Gabor Blasko +5 more 1988-10-25
4735946 Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Maria Farkas nee Kirjak, Laszlo Czibula +3 more 1988-04-05
4710323 Nitrodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them as active ingredient Peter Turcsanyi, Zsuzsanna Aracs, Bela Stefko, Judit Meszaros, Ida nee Juhasz Deutsch +7 more 1987-12-01
4614824 Novel apovincaminic acid derivatives Laszlo Czibula, Gyorgy Visky, Maria Farkas nee Kirjak, Judit Meszaros nee Brill, Dora Groo +3 more 1986-09-30
4537900 Cimetidine Z, a new crystal modification of cimetidine Maria Farkas nee Kirjak, Kalman Harsanyi, Bela Benke, Andras Rado, Gyorgy Domany +4 more 1985-08-27
4474960 Apovincaminic acid esters Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Laszlo Czibula, Gyorgy Visky +2 more 1984-10-02
4464534 Process for the preparation of vincaminic acid esters Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Andras Nemes, Maria Farkas nee Kirjak +2 more 1984-08-07
4464535 Process for the preparation of eburnamonine derivatives Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Gyorgy Visky, Andras Nemes +2 more 1984-08-07
4399069 Process for an enantioselective synthesis of optically active 14-oxo-E-homo-eburnane derivatives Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Janos Sapi, Maria Farkas nee Kirjak +2 more 1983-08-16