Inventor · Budapest, HU

Laszlo Czibula

21Patents
4h-index
73Co-inventors
66Inventor score

Filing activity: Jun 11, 1982 → Dec 18, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US7943621B2 Salts of piperazine compounds as D3/D2 antagonists Human Necessities 11 Active
US4464535A Process for the preparation of eburnamonine derivatives Chemistry; Metallurgy 7 Expired
US8569498B2 Process for the preparation of piperazine compounds and hydrochloride salts thereof Chemistry; Metallurgy 4 Active
US8569497B2 Process for the preparation of piperazine derivatives Chemistry; Metallurgy 4 Active
US8569496B2 Piperazine salt and a process for the preparation thereof Emerging Cross-Sectional Technologies 4 Active
US8802888B2 Process for the preparation of trans 4-amino-cyclohexyl acetic acid ethyl ester HCl Chemistry; Metallurgy 4 Active
US4474960A Apovincaminic acid esters Chemistry; Metallurgy 3 Expired
US6657062B1 N-benzylpiperidine and tetrahydropyridine derivatives Chemistry; Metallurgy 2 Expired
US6710183B2 Process for the synthesis of a known tetrazol derivative Human Necessities 2 Expired
US4464534A Process for the preparation of vincaminic acid esters Chemistry; Metallurgy 2 Expired
US5707976A Substituted propane-2-OL derivatives Human Necessities 1 Expired
US4614824A Novel apovincaminic acid derivatives Human Necessities 1 Expired
US4839362A Eburnamenine derivatives, pharmaceutical compositions and methods employing them and processes for their preparation Human Necessities 1 Expired
US5198446A Organosilane derivatives, pharmaceutical compositions containing them and process for preparing same Chemistry; Metallurgy 1 Expired
US4735946A Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them Human Necessities 0 Expired
US5352790A 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 Chemistry; Metallurgy 0 Expired
US7858791B2 Process for the preparation of cabergoline Chemistry; Metallurgy 0 Active
US7625935B2 High purity butoconazole nitrate with specified particle size and a process for the preparation thereof Human Necessities 0 Active
US7094904B2 Process for preparing monohydrate and crystal modifications of fluconazole Chemistry; Metallurgy 0 Expired
US5340823A Organosilane derivatives, pharmaceutical compositions containing them and process for preparing same Chemistry; Metallurgy 0 Expired
US6093720A Trans apovincaminic acid ester derivatives Human Necessities 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.