Kalman Nagy
25Patents
4h-index
122Co-inventors
66Inventor score
Filing activity: Mar 8, 1989 → Nov 29, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6046337A | Process for the preparation of a dihydropyridine derivative | Chemistry; Metallurgy | 16 | Expired |
| US5155260A | Process for the preparation of 2,2-dimethyl-5-(2,5-dimethyl-phenoxy)-pentanoic acid, intermediates for preparing this compound and process for preparing the intermediates | Chemistry; Metallurgy | 13 | Expired |
| US6646133B1 | Process for the preparation of amorphous atorvastatin calcium | Chemistry; Metallurgy | 6 | Expired |
| US5571477A | Equipment for sampling and work-up for analysis of PAH and other organic compounds, and hydrogen fluoride and sulphur oxides | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6242386A | Process for preparing (1R,2S,4R)-(-)-2-[(2'-{N,N-dimethylamino}-ethoxy)]-2-[phenyl]-1,7,7-tri-[m ethyl]-bicyclo[2.2.1]heptane and pharmaceutically acceptable acid addition salts thereof | Chemistry; Metallurgy | 3 | Expired |
| US7851627B2 | Optically active carbamates, process for preparation thereof and use thereof as pharmaceutical intermediates | Chemistry; Metallurgy | 2 | Active |
| US6335469B1 | High purity (1R,2S,4R)-(-)-2-[(2′-{N,N-dimethylamino}-ethoxy)]-2-[phenyl]-1,7,7-tri-[methyl]-bicyclo[2.2.1]heptane and pharmaceutically acceptable acid addition salts thereof | Chemistry; Metallurgy | 2 | Expired |
| US7307168B2 | Process for the preparation of 3-{2-′4- (6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyllethyl}-6,7,8,9-tetrahydro-2-methyl-4h-pyrido′1,2-methyl-4h-pyrido′,2-a!pyrimidin-4-one | Chemistry; Metallurgy | 1 | Expired |
| US7186848B2 | Polymorphs of a 1-pyrrole derivative, intermediate for the preparation of atorvastatin | Chemistry; Metallurgy | 1 | Expired |
| US5126457A | Process for the preparation of 1,4-dihydro-pyridine derivatives | Chemistry; Metallurgy | 1 | Expired |
| US5216157A | 1,4,Dihydro-pyridine intermediates | Chemistry; Metallurgy | 1 | Expired |
| US8507513B2 | Process for the preparation of rosuvastatin salts | Human Necessities | 1 | Active |
| US5235097A | Process for the preparation of 2,2-dimethyl-5-(2,5-dimethyl-phenoxy)-pentanoic acid, intermediates for preparing this compound and process for preparing the intermediates | Chemistry; Metallurgy | 1 | Expired |
| US9133132B2 | Method for the preparation of high-purity pharmaceutical intermediates | Human Necessities | 0 | Active |
| US8097616B2 | Process for preparation of high-purity meloxicam and meloxicam potassium salt | Human Necessities | 0 | Active |
| US8883860B2 | Method for purifying diatomaceous earth | Chemistry; Metallurgy | 0 | Active |
| US9169265B2 | Process for preparing pharmaceutical compounds and intermediate compounds | Chemistry; Metallurgy | 0 | Active |
| US7981884B2 | Process for the preparation of olanzapine | Human Necessities | 0 | Active |
| US7396931B2 | Process for the preparation of amorphous form of a platelet aggregation inhibitor drug | Human Necessities | 0 | Expired |
| US9023838B2 | Crystalline form I rosuvastatin zinc salt | Human Necessities | 0 | Active |
| US8877799B2 | Inorganic salt complexes of vildagliptin | Human Necessities | 0 | Active |
| US5473072A | Process for the preparation of high purity buspiron and the hydrochloride thereof | Human Necessities | 0 | Expired |
| US8217200B2 | Process for the preparation of 2-chloroethoxy-acetic acid-N,N-dimethylamide | Chemistry; Metallurgy | 0 | Active |
| US6908999B2 | Process for the preparation of {2-[4-α-phenyl-p-chlorobenzyl)piperazin-1-yl]ethoxy} acetic acid and novel intermediates therefor | Human Necessities | 0 | Expired |
| US6624201B2 | HIGH PURITY (1R,2S,4R)-(−)-2-[(2′-{N,N-DIMETHYLAMINO}-ETHOXY)]-2-[PHENYL]-1,7,7 -TRI-[METHYL]-BICYCLO [2.2.1]HEPTANE AND PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF AND A PROCESS FOR THE PREPARATION OF THESE COMPOUNDS AS WELL AS MEDICAMENTS CONTAINING 1 OR MORE OF THESE COMPOUNDS AND THEIR USE | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.