Inventor
TOYOKAWA YASUHUMI
JP8 patents
Patents
8 patentsUS4906285AMar 6, 1990
Pyrimidine derivatives and herbicidal method and compositions
KUMIAI CHEMICAL INDUSTRY CO25 citations92
US4932999AJun 12, 1990
Pyrimidine compounds, and herbicidal method and compositions
KUMIAI CHEMICAL INDUSTRY CO20 citations81
US4900352AFeb 13, 1990
2-Phenoxypyimidine derivative and herbicidal composition
KUMIAI CHEMICAL INDUSTRY CO16 citations81
US4985066AJan 15, 1991
2-phenoxypyrimidine derivative and herbicidal composition
KUMIAI CHEMICAL INDUSTRY CO10 citations73
US4923501AMay 8, 1990
Pyrimidine derivatives, processes for their production, and herbicidal method and compositions
KUMIAI CHEMICAL INDUSTRY CO8 citations73
US4832729AMay 23, 1989
Picolinic acid derivatives and herbicidal compositions
KUMIAI CHEMICAL INDUSTRY CO15 citations72
US5081244AJan 14, 1992
Pyrimidine derivatives, processes for their production, and herbicidal method and compositions
KUMIAI CHEMICAL INDUSTRY CO3 citations62
US4931087AJun 5, 1990
Picolinic acid derivatives and herbicidal compositions
KUMIAI CHEMICAL INDUSTRY CO4 citations61