SK

Seigo Koura

AC Agro-Kanesho Co.: 8 patents #1 of 63Top 2%
TO Tosoh: 4 patents #159 of 1,042Top 20%
TC Toyo Soda Manufacturing Co.: 4 patents #37 of 272Top 15%
Overall (All Time): #472,317 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6429173 Defloration agent for apple trees Takashi Nakayama, Kiyoshi Yokota 2002-08-06
5858923 Hexahydropyridazine derivative and herbicide containing the same as active ingredient Kiyoshi Takasuka, Hideyo Fujii, Noriyoshi Katsuyama, Yukiyo Shigeno 1999-01-12
5207819 Phenoxypropionic acid ester derivatives Sinzo Someya, Mikio Ito, Yoichi Kitamura, Hiroyuki Watanabe, Kenji Tsuzuki 1993-05-04
5169428 Tetrahydrophthalimide derivative and herbicide composition containing same Kenji Tsuzuki, Sinzo Someya, Yasuaki Hanasaki, Mikio Ito, Hiroyuki Watanabe 1992-12-08
5090994 Heterocyclic compounds and herbicidal compositions containing the compounds as effective components Nobuo Onodera, Shinzo Someya, Shigenori Segami 1992-02-25
5068365 Hexahydrophthalic anilide derivatives Takumi Tokunaga, Hiroyuki Watanabe, Kenji Tsuzuki, Sinzo Someya, Mikio Ito 1991-11-26
4948421 Phenoxypropionic acid ester derivatives as herbicides Sinzo Someya, Mikio Ito, Yoichi Kitamura, Hiroyuki Watanabe, Kenji Tsuzuki 1990-08-14
4841035 Certain-2-pyridyloxy-phenoxy-propionic acid-s-thiazolin-2-yl and benzothiazol-2-yl ester derivatives Shinzo Someya, Mikio Ito, Akira Nakanishi, Yuji Nonaka 1989-06-20
4753671 1,2,4-oxadiazole derivatives, and selective herbicidal compositions containing them Shinzo Someya, Mikio Ito, Akira Nakanishi, Kazuaki Tsukuda, Yuji Nonaka 1988-06-28
4746359 Hydroxyacetic acid amide derivatives, and herbicidal compositions containing them Shinzo Someya, Mikio Ito, Akira Nakanishi, Yuji Nonaka 1988-05-24
4741756 Propionic acid thiol ester derivatives and herbicidal compositions containing them Shinzo Someya, Mikio Ito, Akira Nakanishi, Yuji Nonaka 1988-05-03