RY

Ryo Yoshida

SC Sumitomo Chemical: 69 patents #4 of 4,033Top 1%
IC Ihara Chemical Industry Co.: 7 patents #34 of 263Top 15%
KC Kumiai Chemical Industry Co.: 5 patents #62 of 284Top 25%
Overall (All Time): #25,162 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 51–75 of 76 patents

Patent #TitleCo-InventorsDate
4508562 Benzylsulfinyl pyridine-N-oxides and their herbicidal method of use Koji Nakayama, Hiroshi Matsumoto 1985-04-02
4486223 Diphenyl sulfone compounds, and use Hiroyuki Konishi, Naganori Hino, Hiroshi Matsumoto 1984-12-04
4486604 Diphenyl sulfone compounds Hiroyuki Konishi, Naganori Hino, Hiroshi Matsumoto 1984-12-04
4484941 Tetrahydrophthalimides, and their production and use as herbicides Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1984-11-27
4484940 Tetrahydrophthalimides, and their production and use as herbicides Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1984-11-27
4470841 Certain herbicidal phosphonates Mitsuru Sasaki 1984-09-11
4452981 4-(2-Fluoro-4-halo-5-substituted phenyl)urazols, and their production and use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1984-06-05
4447260 N-Substituted phenyl-1-methylcyclopropanecarboxamides, and their herbicidal use Hiroshi Noguchi, Seizo Sumida, Katsuzo Kamoshita 1984-05-08
4437880 N'-Phenyl-N-methylurea derivatives Junya Takahashi, Ichiki Takemoto, Katsuzo Kamoshita, Haruhiko Katoh, Seizo Sumida 1984-03-20
4437877 2-(2-Fluoro-4-halo-5-substituted phenyl) hydantoins and use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1984-03-20
4431822 Tetrahydrophthalimides, and their production and use Eiki Nagano, Shunichi Hashimoto, Hiromichi Oshio, Katsuzo Kamoshita 1984-02-14
4427596 N-[2-(Cyclopropyl) ethoxy] phenylanilide derivatives, and their production and use Ichiki Takemoto, Katsuzo Kamoshita, Seizo Sumida 1984-01-24
4427438 N-(2-Fluoro-4-halo-5-substituted phenyl) hydantoins Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1984-01-24
4401459 Herbicidal composition having enhanced herbicidal activity with high selectivity to soybean Takeo Satomi, Seizo Sumida 1983-08-30
4399072 N-Phenyl-N-methylurea derivatives Takemoto Ichiki, Seizo Sumida, Kamoshita Katsuzo 1983-08-16
4381935 Oximecarbamate derivatives, and their production and use Yoshiaki Kosuge, Seizo Sumida, Hirofumi Oshita, Soji Otsuki, Katsuzo Kamoshita 1983-05-03
4378992 Urea derivatives, and their production and use Ichiki Takemoto, Seizo Sumida, Katsuzo Kamoshita 1983-04-05
4374662 Diphenyl sulfone compounds, and their production and use Hiroyuki Konishi, Naganori Hino, Hiroshi Matsumoto 1983-02-22
4349379 Emulsifiable concentrate for weed control Fumio Horide, Kozo Tsuji 1982-09-14
4334912 Urea derivatives, and their production and use Haruhiko Katoh, Seizo Sumida, Ichiki Takemoto, Junya Takahashi, Katsuzo Kamoshita 1982-06-15
4315768 Oximecarbamate derivatives, and their production and use Yoshiaki Kosuge, Seizo Sumida, Hirofumi Oshita, Soji Otsuki, Katsuzo Kamoshita 1982-02-16
4309212 Herbicidal compositions and methods employing urea derivatives Ichiki Takemoto, Seizo Sumida, Katsuzo Kamoshita 1982-01-05
4280835 Herbicidal N-phenyl-N-methylurea derivatives Takemoto Ichiki, Seizo Sumida, Kamoshita Katsuzo 1981-07-28
4260411 N'-phenyl-N-methylurea derivatives Ichiki Takemoto, Seizo Sumida, Katsuzo Kamoshita 1981-04-07
4256483 2-Alkoxy pyridazinoquinazolinone derivatives as herbicides Shuichiro Asao, Yoshinori Nakayama, Seizo Sumida, Shunichi Hashimoto 1981-03-17