Inventor · Chiba, JP

Kenji Kodaka

22Patents
9h-index
44Co-inventors
75Inventor score

Filing activity: Apr 14, 1981 → Jun 8, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5532365A Intermediate for furanyl insecticide Chemistry; Metallurgy 47 Expired
US5434181A Furanyl insecticide Chemistry; Metallurgy 41 Expired
US6124466A Nitroisourea derivative Chemistry; Metallurgy 26 Expired
US4397864A 2-Arylpropyl ether or thioether derivatives and insecticidal and acaricidal agents containing said derivatives Chemistry; Metallurgy 25 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
US4661501A Certain aryl-alkane-2-pyridyloxy-phenyl derivatives having insecticidal and acaricidal activity Chemistry; Metallurgy 10 Expired
US5614527A Insecticidal tetrahydrofuran-compound Human Necessities 9 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
US5840928A Method for production of 3-formyl-tetrahydrofuran Chemistry; Metallurgy 3 Expired
US6331639A Process for preparing 2-alkyl-3-aminothiophene derivative and 3-aminothiophene derivative Chemistry; Metallurgy 2 Expired
US6239282A Process for preparing 2-alkyl-3-aminothiophene derivative and 3-aminothiophene derivative Chemistry; Metallurgy 2 Expired
US5310920A N-vinylimidazolidine derivatives insecticides containing same as an effective ingredient Chemistry; Metallurgy 1 Expired
US6331634A Process for preparing 2-alkyl-3-aminothiophene derivative and 3-aminothiophene derivative Chemistry; Metallurgy 1 Expired
US6235911A 5-aminopyrazole-4-carboxylate derivative and process for preparing the same Chemistry; Metallurgy 1 Expired
US5219868A Imidazolidine derivatives, preparation thereof, insecticides containing same as an effective ingredient and intermediates therefor Chemistry; Metallurgy 1 Expired
US5608104A Immunological detection method of pyrethroid compound, haptenic compound, intermediate for the haptenic compound, immunogen and antibody Physics 1 Expired
US9079827B2 Process for production of aromatic amide carboxylic acid derivative Chemistry; Metallurgy 0 Active
US9458091B2 Aromatic amidecarboxylic acid and process for producing the same Chemistry; Metallurgy 0 Active

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