BS

Bela Stefko

EG Egyt Gyogyszervegyeszeti Gyar: 1 patents #40 of 136Top 30%
📍 Budapest, HU: #49 of 4,609 inventorsTop 2%
Overall (All Time): #175,917 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
6458774 Compositions containing hyaluronic acid associates and a process for preparing same Kalman Burger, Ivan Rethey, Istvan Gebhardt, Arpadne Kiraly, Geza T. Nagy +4 more 2002-10-01
6348190 Pharmaceutical compositions with antimicrobial activity Janos Illes, Erzsebet Nesmelyi, Kalman Burger 2002-02-19
5472950 Compositions containing cobalt hyaluronic acid complex Kalman Burger, Ivan Rethey, Istvan Gebhardt, Arpadne Kiraly nee Gyongyver Soos, Geza T. Nagy +4 more 1995-12-05
5312622 Acaricidal compositions and process for preparing same Tibor Nagy, Karoly Zalai, Denes Mathe, Arpad Hadhazy, Gyula Csokas +1 more 1994-05-17
5218119 Process for preparing the octahydro-indolo[2,3-a] quinolizine diester derivatives Janos Kreidl, Maria Farkas nee Kirjak, Katalin Nogradi, Ida Deutsch nee Juhasz, Judit Meszaros nee Brill +5 more 1993-06-08
5137605 Process for dehydration of condensation reaction mixtures obtained by azeotropic distillation Istvan Greiner, Jeno Szilbereky, Gyorgy Thaler 1992-08-11
5122607 Racemic and optically active octahydro-indolo(2,3-a) tetrahydropyranyl (2,3-c) quinolizine diester derivatives and process for preparing the same Janos Kreidl, Csaba Szantay, Lajos Szaho, Maria Farkas nee Kirjak, Gyorgy Kalaus +11 more 1992-06-16
4985463 Aminodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them Janos Kreidl, Peter Turcsanyi, Zsuzsanna Arcs nee Trischler, 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, Janos Kreidl, Andras Nemes, Gabor Blasko +5 more 1990-10-02
4956007 Nitraminodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them Janos Kreidl, Peter Turcsanyi, Judit Meszaros nee Brill, Erika Bogsch 1990-09-11
4859682 2-Halogenated-8- and 1,8-substituted ergolenes Tibor Keve, Gabor Megyeri, Lajos Kovacs, Anna Kassai nee Zieger, Bela Kiss +5 more 1989-08-22
4839362 Eburnamenine derivatives, pharmaceutical compositions and methods employing them and processes for their preparation Janos Kreidl, Gyorgy Visky, Laszlo Czibula, Maria Farkas nee Kirjak, Zsolt Szombathelyi +7 more 1989-06-13
4831194 Process for the preparation of nitrodiaryl sulfoxides Janos Kreidl, Peter Turcsanyi, Zsuzsanna Aracs nee Trischler, Judit Meszaros nee Brill, Ida Deutsch nee Juhasz +7 more 1989-05-16
4816587 Process for the preparation of 2-halogenated ergoline derivatives Gabor Megyeri, Tibor Keve, Lajos Kovacs, Erik Bogsch, Anna Kassia nee Zieger +3 more 1989-03-28
4810709 Nintrovincaminic acid derivatives having pharmaceutical utility Andras Vedres, Csaba Szantay, Istvan Moldvai, Dora Groo, Egon Karpati +6 more 1989-03-07
4780537 Pyrimidine derivatives and process preparing the same Andras Vedres, Csaba Szantay, Janos Kreidl, Andras Nemes, Gabor Blasko +5 more 1988-10-25
4758666 Process for the preparation of an apovincaminol derivative Janos Galambos, Tibor Keve, Gyorgy Fekete, Bela Zsadon, Anna Kassai nee Zieger +1 more 1988-07-19
4735946 Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Janos Kreidl, Maria Farkas nee Kirjak +3 more 1988-04-05
4710323 Nitrodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them as active ingredient Janos Kreidl, Peter Turcsanyi, Zsuzsanna Aracs, Judit Meszaros, Ida nee Juhasz Deutsch +7 more 1987-12-01
4697017 Process for the preparation of 2-bromo-.alpha.-ergocryptine Gabor Megyeri, Tibor Keve, Janos Galambos, Lajos Kovacs, Erik Bogsch +1 more 1987-09-29
4681887 Pharmaceutical compositions with a neuroleptic action and process for preparing same Gabor Megyeri, Tibor Keve, Erik Bogsch, Janos Galambos, Anna Kassainee Zieger +9 more 1987-07-21
4657859 Process for the treatment of fermentation broth containing vitamin B.sub.12 and other corrinoids and for the preparation of vitamin B.sub.12 concentrates Agnes Kelemen, Istvan Jaksa, Eva Udvardy Nagy nee Cserey Pechany 1987-04-14
4334910 Plant-protective and pest-control agent Csaba Lorincz, Eva Lorincz nee Csapo, Istvan Gebhardt, Antal Gimesi, Erik Bogsch +2 more 1982-06-15
4243660 Composite insect attractant for male cabbage moths and a process for preparing its active agents Csaba Szantay, Lajos Novak, Miklos Toth, József BALLA, Attila Kis-Tamas 1981-01-06