Inventor · disambiguated record
Janos Kreidl
Also filed as: KREIDL JANOS · KREIDL NEE REGINA HEGEDUS LEGA
24 granted patents·58 citations·filing 1981–2003
94Inventor score
Files withRICHTER GEDEON VEGYESZET21RICHTER GEDEON VEGYESCZETI GYA1RICHTER GEDEON VEGYESSETI GYAR1RICHTER GEDEON VEGYESZETI GMBH1
Top patents by PatentIndex Score
24 records- 0176US4464535AProcess for the preparation of eburnamonine derivativesRICHTER GEDEON VEGYESZET·Filed 1982·Granted Aug 7, 1984·10 cites·4 claims
- 0262US6710183B2Process for the synthesis of a known tetrazol derivativeRICHTER GEDEON VEGYESZET·Filed 2001·Granted Mar 23, 2004·4 cites·8 claims
- 0355US4537900ACimetidine Z, a new crystal modification of cimetidineRICHTER GEDEON VEGYESZET·Filed 1984·Granted Aug 27, 1985·6 cites·3 claims
- 0453US7094904B2Process for preparing monohydrate and crystal modifications of fluconazoleRICHTER GEDEON VEGYESZET·Filed 2003·Granted Aug 22, 2006·1 cites·10 claims
- 0553US4474960AApovincaminic acid estersRICHTER GEDEON VEGYESZET·Filed 1982·Granted Oct 2, 1984·3 cites·6 claims
- 0652US4780537APyrimidine derivatives and process preparing the sameRICHTER GEDEON VEGYESZET·Filed 1987·Granted Oct 25, 1988·4 cites·9 claims
- 0750US4399069AProcess for an enantioselective synthesis of optically active 14-oxo-E-homo-eburnane derivativesRICHTER GEDEON VEGYESZET·Filed 1981·Granted Aug 16, 1983·3 cites·25 claims
- 0849US4831194AProcess for the preparation of nitrodiaryl sulfoxidesRICHTER GEDEON VEGYESZET·Filed 1987·Granted May 16, 1989·4 cites·8 claims
- 0947US4464534AProcess for the preparation of vincaminic acid estersRICHTER GEDEON VEGYESZET·Filed 1982·Granted Aug 7, 1984·2 cites·13 claims
- 1045US5218119AProcess for preparing the octahydro-indolo[2,3-a] quinolizine diester derivativesRICHTER GEDEON VEGYESZET·Filed 1992·Granted Jun 8, 1993·3 cites·6 claims
- 1142US4985463AAminodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing themRICHTER GEDEON VEGYESZET·Filed 1985·Granted Jan 15, 1991·3 cites·2 claims
- 1240US6657062B1N-benzylpiperidine and tetrahydropyridine derivativesRICHTER GEDEON VEGYESSETI GYAR·Filed 1997·Granted Dec 2, 2003·4 cites·4 claims
- 1340US5707976ASubstituted propane-2-OL derivativesRICHTER GEDEON VEGYESZET·Filed 1994·Granted Jan 13, 1998·6 cites·9 claims
- 1439US4710323ANitrodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing them as active ingredientRICHTER GEDEON VEGYESZET·Filed 1986·Granted Dec 1, 1987·2 cites·1 claims
- 1538US4614824ANovel apovincaminic acid derivativesRICHTER GEDEON VEGYESZET·Filed 1985·Granted Sep 30, 1986·1 cites·1 claims
- 1634US4839362AEburnamenine derivatives, pharmaceutical compositions and methods employing them and processes for their preparationRICHTER GEDEON VEGYESZET·Filed 1986·Granted Jun 13, 1989·1 cites·8 claims
- 1733US5198446AOrganosilane derivatives, pharmaceutical compositions containing them and process for preparing sameRICHTER GEDEON VEGYESZET·Filed 1991·Granted Mar 30, 1993·1 cites·3 claims
- 1830US4735946AEburnane derivatives, process for their preparation and pharmaceutical compositions containing themRICHTER GEDEON VEGYESZET·Filed 1985·Granted Apr 5, 1988·0 cites·16 claims
- 1929US4960888APreparation of 6-amino-1,2-dihydro-1-hydroxy-2-imino-4-piperidinopyrimidine compoundsRICHTER GEDEON VEGYESZET·Filed 1989·Granted Oct 2, 1990·0 cites·7 claims
- 2028US5340823AOrganosilane derivatives, pharmaceutical compositions containing them and process for preparing sameRICHTER GEDEON VEGYESZET·Filed 1992·Granted Aug 23, 1994·0 cites·3 claims
- 2125US4956007ANitraminodiaryl sulfoxide derivatives, process for their preparation and pharmaceutical and pesticidal compositions containing themRICHTER GEDEON VEGYESZET·Filed 1985·Granted Sep 11, 1990·0 cites·8 claims
- 2221US5352790AProcess for the preparation of 1β-ethyl-1α-(hydroxymethyl)-1,2,3,4,6,7,12,12Bα-octahydro-indolo[2,3,-A]quinolizine and novel intermediatesRICHTER GEDEON VEGYESZET·Filed 1991·Granted Oct 4, 1994·0 cites·10 claims
- 2318US6093720ATrans apovincaminic acid ester derivativesRICHTER GEDEON VEGYESZETI GMBH·Filed 1996·Granted Jul 25, 2000·0 cites·11 claims
- 2417US5122607ARacemic and optically active octahydro-indolo(2,3-a) tetrahydropyranyl (2,3-c) quinolizine diester derivatives and process for preparing the sameRICHTER GEDEON VEGYESCZETI GYA·Filed 1990·Granted Jun 16, 1992·0 cites·9 claims
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