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 26–50 of 76 patents

Patent #TitleCo-InventorsDate
4835286 2-Substituted phenyl-4,5,6,7-tetrahydro-2H-indazoles Eiki Nagano, Ichiki Takemoto, Masayuki Fukushima, Hiroshi Matsumoto 1989-05-30
4835324 Tetrahydrophthalimides, and their production and use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1989-05-30
4826533 N-(substituted phenyl)-tetrahydrophthalimide compounds, and their production and herbicide use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1989-05-02
4810271 Carbamoyltriazoles, and their production and use Koji Nakayama, Kouichi Morita 1989-03-07
4801408 2-substituted phenyl-4,5,6,7-tetrahydro-2H-isoindole-1,3-diones, and their production and use Eiki Nagano, Hiroshi Matsumoto, Shunichi Hashimoto, Katsuzo Kamoshita 1989-01-31
4770695 N-substituted phenyl tetrahydrophthalimide compounds, and their production and herbicidal use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1988-09-13
4756743 Herbicidal composition Kouichi Morita 1988-07-12
4752325 2-substituted phenyl-3-chlorotetrahydro-2H-indazoles composition containing them, and herbicidal method of using them Toru Haga, Eiki Nagano, Ryo Sato 1988-06-21
4736068 Tetrahydrophthalimides and their production and use as herbicides Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1988-04-05
4709049 2-substituted phenyl-4,5,6,7,-tetrahydro-2H-indole-1,3,-diones, and their production and use Eiki Nagano, Hiroshi Matsumoto, Shunichi Hashimoto, Katsuzo Kamoshita 1987-11-24
4702764 Carbamoyltriazoles, and their production and use Koji Nakayama, Kouichi Morita 1987-10-27
4690709 Urea derivatives, and their use as herbicides Ichiki Takemoto, Seizo Sumida, Katsuzo Kamoshita 1987-09-01
4684397 2-Substituted phenyl-4,5,6,7-tetrahydro-2H-iso-indole-1,3-diones, and their production and use Eiki Nagano, Hiroshi Matsumoto, Shunichi Hashimoto, Katsuzo Kamoshita 1987-08-04
4670046 Tetrahydrophthalimide compounds, as post-emergence herbicides for use in soybean fields Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1987-06-02
4670043 Herbicidal 2-substituted phenyl-4,5,6,7-tetrahydro-2H-indazoles Eiki Nagano, Ichiki Takemoto, Masayuki Fukushima, Hiroshi Matsumoto 1987-06-02
4624699 2-substituted phenyl-4,5,6,7-tetrahydro-2H-indazoles, their production, and use as herbicides Eiki Nagano, Ichiki Takemoto, Masayuki Fukushima, Hiroshi Matsumoto 1986-11-25
4622063 4-(2-fluoro-4-halo-5-substituted phenyl)urazols, and herbicidal use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1986-11-11
4608080 Herbicidal 2-phenyl-4,5,6,7-tetrahydro-2H-indazoles Toru Haga, Eiki Nagano, Ryo Sato 1986-08-26
4599104 Herbicidal pyridotriazolium compounds Eiki Nagano 1986-07-08
4595409 Substituted phenyl-4,5,6,7-tetrahydro-2H-isoindole-1,3-diones, and their production and use Toru Haga, Eiki Nagano, Shunichi Hashimoto 1986-06-17
4593094 2-[[[4-halo-2-fluoro-5(alkyl or alkenyloxy)phenyl]amino]carbonyl or thiocarbonyl]-3,4,5,6-tetrahydro-1(2H)-pyridazinecarboxylic acid compounds and lower alkyl esters thereof Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1986-06-03
4579688 N-(2-fluoro-4-halo-5-substituted phenyl)hydantoins, and their production and use Eiki Nagano, Shunichi Hashimoto, Hiroshi Matsumoto, Katsuzo Kamoshita 1986-04-01
4565569 Diphenyl sulfone compounds, and their production and use Hiroyuki Konishi, Naganori Hino, Hiroshi Matsumoto 1986-01-21
4545812 Diphenyl sulfone compounds, and their production and use Hiroyuki Konishi, Naganori Hino, Hiroshi Matsumoto 1985-10-08
4540824 Diphenyl sulfide compounds useful as intermediates in the production of diphenyl sulfone compounds Hiroyuki Konishi, Naganori Hino, Hiroshi Matsumoto 1985-09-10