Werner Hallenbach
53Patents
8h-index
89Co-inventors
81Inventor score
Filing activity: Nov 12, 1986 → Aug 11, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4740520A | Use of thienylurea derivatives as selective fungicides | Chemistry; Metallurgy | 36 | Expired |
| US4760063A | Thienooxazinones, processes for their preparation, and their use as growth promoters | Chemistry; Metallurgy | 26 | Expired |
| US4737515A | Use of tetrahydrobenzothienylurea derivatives as fungicides | Chemistry; Metallurgy | 17 | Expired |
| US5374605A | Isoxazolecarboxylic acid derivatives | Chemistry; Metallurgy | 15 | Expired |
| US4960783A | Use of benzimidazole derivatives as yield promoters | Chemistry; Metallurgy | 13 | Expired |
| US6278013A | Optionally substituted 8-cyano-1-cyclopropyl-7-(2,8-diazabicyclo[4.3. 0]nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids and their derivatives | Human Necessities | 12 | Expired |
| US5118680A | Combating endoparasites with 3-hydroxybenzothiophenes | Chemistry; Metallurgy | 11 | Expired |
| US9758485B2 | Compounds for controlling arthropods | Chemistry; Metallurgy | 9 | Active |
| US6323213A | Possibly substituted 8-cyano-1-cyclopropyl-7-(2,8-diazabicyclo-[4.3. 0]-nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolin carboxylic acids and their derivatives | Human Necessities | 8 | Expired |
| US5530129A | Process for the preparation of 1,2,4-triazine-3,5-diones | Chemistry; Metallurgy | 7 | Expired |
| US5216170A | (2-aminopropyl) pyridines useful as intermediates | Chemistry; Metallurgy | 6 | Expired |
| US5854241A | Pyrido3,2,1-I,J!3,1!benzoxazine derivatives | Chemistry; Metallurgy | 6 | Expired |
| US4847382A | 5-Aminopyridine compounds | Chemistry; Metallurgy | 6 | Expired |
| US10150737B2 | Compounds for controlling arthropods | Chemistry; Metallurgy | 5 | Active |
| US6664268B1 | Crystal modification B of 8-cyano-1-cyclopropyl-7-(1S,6S-2, 8-diazabicyclo[4.3.0]nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid | Human Necessities | 4 | Expired |
| US6436955B1 | Crystal modification A of 8-cyano-1-cyclopropyl-7-(is,6s-2,8-diazabicyclo[4.3.0]nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid | Human Necessities | 3 | Expired |
| US5028617A | Heteroarylethanol-pyridylalkylamines for controlling animal growth | Chemistry; Metallurgy | 3 | Expired |
| US4863939A | Heteroarylethylamine as production promoters in livestock | Chemistry; Metallurgy | 3 | Expired |
| US9487489B2 | Halogen-substituted pyrazole derivatives as pest-control agents | Chemistry; Metallurgy | 3 | Active |
| US4895950A | 5-halogeno-6-amino-nicotinic acid halides | Chemistry; Metallurgy | 2 | Expired |
| US10836732B2 | Compounds for combating arthropods | Chemistry; Metallurgy | 2 | Active |
| US6462218B1 | Method for preparing 3-cyano-2,4-dihalogeno-5-fluoro-Benzoic acid | Chemistry; Metallurgy | 2 | Expired |
| US10047076B2 | Halogen-substituted compounds | Chemistry; Metallurgy | 2 | Active |
| US4927938A | Halogen substituted pyridylalkyl ketones | Chemistry; Metallurgy | 2 | Expired |
| US7977484B2 | Crystalline form of cyano-1-cyclopropy1-7-1S,6S-2,8-diazabicyclo[4.3.0]nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinoline carboxylic acid | Human Necessities | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.