Hartmut Joppien
24Patents
5h-index
20Co-inventors
65Inventor score
Filing activity: Feb 22, 1977 → Jun 20, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4888340A | Insecticides pyrazolines, compositions and use | Chemistry; Metallurgy | 24 | Expired |
| US4678811A | Substituted benzylethers, pesticides containing these compounds and method for their preparation | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4156017A | Pesticides | Human Necessities | 6 | Expired |
| US4276309A | Acylurea insecticides | Chemistry; Metallurgy | 6 | Expired |
| US4983630A | 2,2-difluorocyclopropylethane derivatives, processes for their preparation and their use as pesticides | Chemistry; Metallurgy | 5 | Expired |
| US4153705A | Thiazolyl cinnamic acid nitriles, pesticides containing the same | Human Necessities | 5 | Expired |
| US4320125A | Thiazolylidene-oxo-propionitrile salts and insecticidal compositions containing these salts | Human Necessities | 4 | Expired |
| US4472434A | Acyl ureas, insecticides containing these compounds as well as methods for their production | Chemistry; Metallurgy | 4 | Expired |
| US4701563A | Difluorocyclopropane derivatives and their preparation, as well as pesticidal compositions based on these compounds | Human Necessities | 4 | Expired |
| US4791123A | Insecticidal triffluormethyl alkane derivatives | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5089662A | 2,2-difluorocyclopropylethane derivatives, processes for their preparation and their use as pesticides | Chemistry; Metallurgy | 4 | Expired |
| US4233059A | 1,2,3-Triazole carboxylic acid amides and biocidal compositions containing the same | Human Necessities | 4 | Expired |
| US4358408A | Propane-1,2-dionedioximes, pesticides containing these compounds, and the method for their preparation | Human Necessities | 2 | Expired |
| US4714710A | Insecticidal and acaricidal oxetane and thietane derivatives, compositions, and method of use therefor | Chemistry; Metallurgy | 1 | Expired |
| US4889870A | 2-(2,2-Difluorocyclopropyl)alkyl esters, processes for their preparation and their use as insecticides and acaricides | Chemistry; Metallurgy | 1 | Expired |
| US4743622A | Certain diaryl-pentane derivatives having pesticidal properties | Chemistry; Metallurgy | 1 | Expired |
| USRE37087E | Insecticidal triffluormethyl alkane derivatives | General | 1 | Expired |
| US5066675A | Substituted phenyl acid esters, their preparation and their use as insecticides and acaricides | Chemistry; Metallurgy | 1 | Expired |
| US4103007A | Pesticidal synergistic mixture of a dioxathiepin and a formamidine | Human Necessities | 1 | Expired |
| US5248810A | Halogenated olefins, processes for their preparation and their use as pesticides | Chemistry; Metallurgy | 1 | Expired |
| US4837220A | Insecticidal 3-substituted 4-fluorophenyl-1-(fluoroalkoxyphenylcarbamoyl)-pyrazolines | Human Necessities | 1 | Expired |
| US5071869A | 2-fluorocyclopropylacetic acid esters, processes for their preparation and their use as pesticides | Chemistry; Metallurgy | 0 | Expired |
| US4973735A | Substituted trifluoroethyl esters of phenylacetic acid, processes for their preparation and their use as pesticides | Human Necessities | 0 | Expired |
| US4598083A | Alkylthiocinnamic acid nitriles for the control of harmful organisms | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.