David Kronenthal
39Patents
6h-index
80Co-inventors
72Inventor score
Filing activity: Jun 17, 1983 → May 22, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5278313A | Process for the preparation of 1,3-dioxane derivatives useful in the preparation of HMG-COA reductase inhibitors | Chemistry; Metallurgy | 29 | Expired |
| US5594153A | Process for the preparation of 1,3-dioxane derivatives useful in the preparation of HMG-COA reductase inhibitors | Chemistry; Metallurgy | 21 | Expired |
| US5266710A | (Exo,exo)-7-oxabicyclo[2.2.1]heptane-2,3-dimethanol; monoacyl ester and diacyl ester | Chemistry; Metallurgy | 16 | Expired |
| US6335324B1 | Beta lactam compounds and their use as inhibitors of tryptase | Chemistry; Metallurgy | 14 | Expired |
| US5457227A | Process for the preparation of 1,3-dioxane derivatives useful in the preparation of HMG-CoA reductase inhibitors | Chemistry; Metallurgy | 10 | Expired |
| US5347007A | Method of preparing 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in the treatment of thrombotic and vasospastic disease | Chemistry; Metallurgy | 6 | Expired |
| US5616775A | Process for preparing homocystein analogs useful as intermediates for compounds containing a fused bicyclic ring | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4638062A | 3-acylamino-2-oxo-1-azetidinesulfonic acids | Chemistry; Metallurgy | 6 | Expired |
| US4912231A | Process for preparing (trans)-4-phenyl-L-proline derivatives | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5084387A | Microbiological hydrolysis for the preparation of (exo,exo)-7-oxabicyclo(2.2.1) heptane-2,3, monoacyl ester dimethanol | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6166227A | Preparation of (S)-2-amino-6, 6-dimethoxyhexanoic acid methyl ester via novel dioxolanes | Chemistry; Metallurgy | 4 | Expired |
| US4574153A | 8-Oxo-2-oxa-1-azabicyclo(4.2.0)octane-3-carboxylic acids | Chemistry; Metallurgy | 3 | Expired |
| US7034152B2 | Process for preparing the antiviral agent [1S-(1alpha,3 alpha,4beta )]-2-amino-1,9-dihydro-9-[4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5274155A | Intramolecular arbuzov process for the preparation of intermediates useful in the preparation of phosphorus containing HMG-COA reductase inhibitors | Chemistry; Metallurgy | 3 | Expired |
| US4937355A | Process for preparing (trans)-4-substituted-dl-proline derivatives | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6399793B1 | Process for the preparation of &agr;' chloroketones | Chemistry; Metallurgy | 3 | Expired |
| US6248882A | Preparation of (s)-2-amino-6,6-dimethoxyhexanoic acid methyl ester via novel dioxolanes | Chemistry; Metallurgy | 3 | Expired |
| US7601715B2 | Process for preparing triazole substituted azaindoleoxoacetic piperazine derivatives and novel salt forms produced therein | Chemistry; Metallurgy | 2 | Active |
| US4632985A | 3-acylamino-2-oxo-1-azetidinesulfonic acids | Chemistry; Metallurgy | 2 | Expired |
| US4548751A | (2-Oxo-1-azetidinyloxy)-2-propenoic acid | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5260448A | Method for preparing 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in the treatment of thrombotic and vasospastic disease | Chemistry; Metallurgy | 2 | Expired |
| US4501697A | 4-[[(Amidomethyl)oxy]methyl]-2-oxo-1-azetidinesulfonic acid salts | Chemistry; Metallurgy | 2 | Expired |
| US5629429A | Process for preparing 4-arylamino-benzopyran and related compounds | Chemistry; Metallurgy | 2 | Expired |
| US9249171B2 | Sulfilimine and sulphoxide methods for producing festinavir | Chemistry; Metallurgy | 2 | Active |
| US5332840A | Method for preparing a benzaldehyde intermediate | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.