Inventor · Chiba, JP

Satoshi Numata

15Patents
8h-index
33Co-inventors
68Inventor score

Filing activity: Nov 1, 1974 → Sep 14, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4397864A 2-Arylpropyl ether or thioether derivatives and insecticidal and acaricidal agents containing said derivatives Chemistry; Metallurgy 25 Expired
US4599362A 2-aryl-ethyl ether derivatives and insecticidal and acaricidal agents containing said derivatives Chemistry; Metallurgy 22 Expired
US4570005A Process for the preparation of 2-arylpropyl ether or thioether derivatives Chemistry; Metallurgy 17 Expired
US5192778A Dialkoxymethylimidazolidine derivatives, preparation thereof, insecticides containing same as an effective ingredient and intermediates therefor Chemistry; Metallurgy 16 Expired
US5264584A Dialkoxymethylimidazolidine derivatives Chemistry; Metallurgy 13 Expired
US4782094A Difluorobromomethoxyphenyl derivative and miticide comprising said derivative as active ingredient Human Necessities 11 Expired
US4366328A Indene compound and novel process for producing indene compounds Chemistry; Metallurgy 10 Expired
US4661501A Certain aryl-alkane-2-pyridyloxy-phenyl derivatives having insecticidal and acaricidal activity Chemistry; Metallurgy 10 Expired
US4542243A Process for producing 3-phenoxybenzyl 2-(4-alkoxyphenyl)-2-methylpropyl ethers Chemistry; Metallurgy 6 Expired
US4814340A 1,4-diaryl alkane derivatives having insecticidal and acaricidal activity Chemistry; Metallurgy 6 Expired
US5021412A Thiadiazines, and insecticidal and acaricidal preparations Chemistry; Metallurgy 4 Expired
US4157333A Process for preparing piperonal Chemistry; Metallurgy 3 Expired
US4418220A Novel indene compound and novel process for producing indene compounds Chemistry; Metallurgy 2 Expired
US3985818A Method for the preparation of unsaturated dimers of .alpha.-methylstyrenes Chemistry; Metallurgy 1 Expired
US5219868A Imidazolidine derivatives, preparation thereof, insecticides containing same as an effective ingredient and intermediates therefor Chemistry; Metallurgy 1 Expired

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