Mark A. Dekeyser
34Patents
5h-index
25Co-inventors
69Inventor score
Filing activity: Feb 5, 1981 → Feb 20, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5367093A | Insecticidal phenylhydrazine derivatives | Chemistry; Metallurgy | 40 | Expired |
| US5438123A | Insecticidal phenylhydrazine derivatives | Chemistry; Metallurgy | 33 | Expired |
| US5536746A | Insecticidal phenylhydrazine derivatives | Chemistry; Metallurgy | 31 | Expired |
| US4670555A | Substituted oxadiazinones | Chemistry; Metallurgy | 7 | Expired |
| US5536720A | Pesticidal oxadiazines | Chemistry; Metallurgy | 6 | Expired |
| US5693827A | Treatment of HIV infections and compounds useful therein | Chemistry; Metallurgy | 5 | Expired |
| US5567723A | Miticidal hydrazine compounds and their intermediates | Chemistry; Metallurgy | 4 | Expired |
| US6451835B1 | Pesticidal fluoroethyl pyrazole derivatives | Human Necessities | 3 | Expired |
| US5010068A | Oxadiazinyl organophosphorus pesticides | Chemistry; Metallurgy | 3 | Expired |
| US5070211A | Dioxo heterocyclic compounds, composition containing same and process for plant growth regulation using same | Chemistry; Metallurgy | 3 | Expired |
| US5677301A | Pesticidal oxadiazines | Chemistry; Metallurgy | 2 | Expired |
| US6011034A | Insecticidal dihydrooxadiazine compounds | Chemistry; Metallurgy | 2 | Expired |
| US5869504A | Pesticidal tetrazole derivatives | Chemistry; Metallurgy | 2 | Expired |
| US4472389A | Substituted pyrimidinyl organophosphorus insecticides | Chemistry; Metallurgy | 2 | Expired |
| US6297275A | Method for controlling fungi using phenylhydrazine derivatives | Human Necessities | 2 | Expired |
| US4394155A | Substituted pyridine 1-oxide herbicides | Human Necessities | 1 | Expired |
| US7399757B1 | Pesticidal diazene oxide carboxylates | Chemistry; Metallurgy | 1 | Active |
| US4634690A | Substituted pyrimidinyl organophosphorus insecticides | Chemistry; Metallurgy | 1 | Expired |
| US5804579A | Insecticidal oxadiazine compounds | Chemistry; Metallurgy | 1 | Expired |
| US4782066A | Substituted oxadiazinone miticidal compositions and use | Human Necessities | 1 | Expired |
| US6020355A | Pesticidal tetrazole derivatives | Human Necessities | 1 | Expired |
| US4395551A | Pyridopyrimidinone compounds | Chemistry; Metallurgy | 1 | Expired |
| US5543404A | Pesticidal phenylhydrazinephosphates | Human Necessities | 0 | Expired |
| US5131940A | Dioxo heterocyclic compounds, composition containing same and process for plant growth regulation using same | Human Necessities | 0 | Expired |
| US5874465A | Hydrazinecarboxylate miticides and insecticides | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.