Inventor · Budapest, HU

Zoltan Meszaros

28Patents
6h-index
53Co-inventors
68Inventor score

Filing activity: Nov 14, 1973 → Aug 7, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4209622A 3-(Ethoxycarbonyl-methyl)-6-methyl-4-oxo-6,7,8,9-tet rahydro-4H-pyrido[1,2-a]pyrimidine Chemistry; Metallurgy 12 Expired
US4472398A Condensed pyrimidines Human Necessities 9 Expired
US4123533A Fused pyrimidine derivatives and compositions for treating atherosclerosis containing them Human Necessities 8 Expired
US4234586A Nitrogen bridgehead compounds having anti-allergic effect Human Necessities 8 Expired
US4291036A Pyrido[1,2-A]pyrimidine derivatives and method of analgesic treatment Human Necessities 7 Expired
US4461769A Nitrogen bridgehead compounds having anti-allergic effect Human Necessities 7 Expired
US4367229A 3-Substituted-tetrahydro-pyrrolo[1,2-a]pyrimidines and pharmaceutical compositions Human Necessities 6 Expired
US4219649A Pyrido[1,2-a]pyrimidine derivatives Human Necessities 5 Expired
US4220771A 2,3-Polymethylene-4-oxo-4H-pyrido[1,2-a]pyrimidines Chemistry; Metallurgy 5 Expired
US4806645A Boric anhydrides of 6-fluoro-7-chloro-1-methylamino-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid Chemistry; Metallurgy 5 Expired
US4460771A Antiphlogistic and anticoagulant condensed pyrimidine derivatives Human Necessities 4 Expired
US4495189A Condensed pyrimidines Chemistry; Metallurgy 4 Expired
US4252807A Fused pyrimidine derivatives and antiatherosclerotic methods of treatment with them Human Necessities 3 Expired
US4035366A 1-Benzal-1,2,3,4-tetrahydro-isoquinolinium-theophylline-7-acetates Chemistry; Metallurgy 3 Expired
US4260612A Antiallergic nitrogen bridge-head compounds Human Necessities 3 Expired
US4803274A Norfloxacin intermediate Chemistry; Metallurgy 2 Expired
US4666912A Treating process Human Necessities 2 Expired
US3954986A Pharmaceutical composition having synergistic analgesic activity Human Necessities 2 Expired
US4814336A Method of treating a vascular obstructive lesion resulting from restricted blood circulation Human Necessities 2 Expired
US4395549A 6-Hydrazono-pyrido[2,1-b] quinazoline-11 ones Chemistry; Metallurgy 1 Expired
US3969519A Pharmaceutical composition having synergistic analgesic activity and containing azidomorphine or azidocodeine Human Necessities 1 Expired
US4027024A Pharmaceutical composition having synergistic analgesic activity Human Necessities 1 Expired
US4472399A Indolo[2',3';3,4]pyrido[2,1-b]quinazoline-5-ones, a process for the preparation thereof, and diuretic compositions and methods using them Chemistry; Metallurgy 1 Expired
US4404205A 2-Oxo-2,6,7,8,9,10 hexahydro-pyrimido[1,2-a]azepines and antianginal method of use thereof and of 4-oxo-4,6,7,8,9,10-hexahydropyrimido[1,2-a]azepines Human Necessities 1 Expired
US4321377A Substituted-4-oxo-1,6,7,8-tetrahydro-4H-pyrido[1,2-a]pyrimidines Chemistry; Metallurgy 0 Expired

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