Manfred Kern
38Patents
11h-index
42Co-inventors
71Inventor score
Filing activity: Apr 13, 1988 → Jan 24, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5571815A | Substituted pyrimidines, process for their preparation, and their use as pesticides and fungicides | Chemistry; Metallurgy | 85 | Expired |
| US5859020A | Substituted 4-Alkoxypyrimidines, Process for their preparation, agents containing them, and their use as pesticides | Chemistry; Metallurgy | 50 | Expired |
| US5668140A | Substituted 4-aminopyrimidines, processes for their preparation, and their use as pesticides | Chemistry; Metallurgy | 42 | Expired |
| US5925644A | Substituted nitrogen heterocycles, processes for their preparation and their use as pesticides | Human Necessities | 42 | Expired |
| US5852042A | Substituted pyridines, processes for their preparation and their use as pesticides and fungicides | Human Necessities | 35 | Expired |
| US6670307B2 | 1,3-oxazoline and 1,3-thiazoline derivatives, their preparation, and their use as pesticides | Chemistry; Metallurgy | 32 | Expired |
| US6596727B1 | Substituted pyrimidines, processes for their preparation, and their use as pesticides and fungicides | Chemistry; Metallurgy | 23 | Expired |
| US6265350A | 1,3-oxazoline and 1,3-thiazoline derivatives, their preparation, and their use as pesticides | Chemistry; Metallurgy | 21 | Expired |
| US5631276A | Synergistic compositions for controlling insects and acarina | Human Necessities | 17 | Expired |
| US5723450A | Substituted pyridines, their preparation, and their use as pesticides and fungicides | Chemistry; Metallurgy | 13 | Expired |
| US6699853B2 | 4-HALOALKYL-3-HETEROCYCLYLPYRIDINES, 4-HALOALKYL-5-HETEROCYCLYL-PYRIMIDINES AND 4-TRIFLUOROMETHYL-3-OXADIAZOLYLPYRIDINES, PROCESSES FOR THEIR PREPARATION, COMPOSITIONS COMPRISING THEM, AND THEIR USE AS PESTICIDES | Chemistry; Metallurgy | 11 | Expired |
| US6331531A | Method for controlling harmful organisms in crops of useful plants | Human Necessities | 10 | Expired |
| US5859009A | Substituted spiroalkylamino and alkoxy heterocycles, processes for their preparation, and their use as pesticides and fungicides | Chemistry; Metallurgy | 10 | Expired |
| US6300333A | Substituted piperidines, processes for their preparation and their use as pesticides and fungicides | Chemistry; Metallurgy | 10 | Expired |
| US6265398A | Substituted pyridines/pyrimidines, their preparation and their use as pesticides | Chemistry; Metallurgy | 9 | Expired |
| US5888989A | Synergistic compositions for controlling insects and acarina | Human Necessities | 9 | Expired |
| US5691321A | Heterocyclylamino-and heterocyclyloxy-cycloalkyl derivatives, their preparation, and their use as pesticides and fungicides | Chemistry; Metallurgy | 6 | Expired |
| US5852023A | Cyclohexylamino and cycloalkoxy nitrogen heterocycles, processes for their preparation, and their use as pesticides and fungicides | Chemistry; Metallurgy | 5 | Expired |
| US6521610B2 | 4-Haloalkyl-3-heterocyclylpyridines and 4-haloalkyl-5-heterocyclyl-pyrimidines, processes for their preparation, compositions comprising them, and their use as pesticides | Chemistry; Metallurgy | 5 | Expired |
| US4954529A | (Thio)benzoylureas and functional derivatives thereof, processes for their preparation, agents containing them and their use as agents for combating pests | Chemistry; Metallurgy | 5 | Expired |
| US5821244A | Condensed nitrogen heterocycles and their use as pesticides, fungicides and antimycotics | Chemistry; Metallurgy | 5 | Expired |
| US5573770A | Formulation and process for controlling social insects | Human Necessities | 4 | Expired |
| US5728696A | Acaricidal, insecticidal and nematicidal substituted (hetero)arylalkyl ketone oxime O-ethers, processes for their preparation, agents containing them, and their use as pesticides | Chemistry; Metallurgy | 4 | Expired |
| US6239160A | 4-haloalkyl-3-heterocyclylpyridines and 4-haloalkyl-5-heterocyclylpyrimidines, processes for their preparation, compositions comprising them, and their use as pesticides | Chemistry; Metallurgy | 4 | Expired |
| US5595992A | Substituted pyridines and pyrimidines, processes for their preparation and their use as pesticides and fungicides | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.