Inventor · Tokyo, JP

Shuko Okui

9Patents
5h-index
20Co-inventors
59Inventor score

Filing activity: Apr 14, 1988 → Jan 31, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4950668A Pyrazole derivative, insecticidal or miticidal composition containing the same as the effective ingredient Chemistry; Metallurgy 36 Expired
US6335357B1 Pyrazole derivatives, process for preparing the same, intermediates, and pest control agent containing the same as active ingredient Chemistry; Metallurgy 16 Expired
US5039693A Pyrazole amides and insecticide and miticide containing them as active ingredient Chemistry; Metallurgy 7 Expired
US4968805A Pyrazole derivatives and insecticidal fungicidal and miticidal compositions thereof Chemistry; Metallurgy 5 Expired
US6849633B2 Pyrazole derivative, production process thereof, and pest control agent containing the same as active ingredient Chemistry; Metallurgy 5 Expired
US5705453A Indazole compounds and the use thereof Chemistry; Metallurgy 4 Expired
US7371768B2 Pyrazol derivatives, pest control agent comprising the same as active ingredient, and process for producing the same Human Necessities 4 Expired
US4861777A Pyrazole derivative and insecticidal and miticidal composition containing the derivative as active ingredient Chemistry; Metallurgy 3 Expired
US7153815B2 Insecticide containing hydrazone derivative as the active ingredient and novel hydrazone derivative Chemistry; Metallurgy 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.