Patents by Inventor Akira Shuto

Akira Shuto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • 1-(3-(4-(3,5-difluorophenoxy) phenoxy) propyl) - pyrazole, and its production and use
    Patent number: 5137907
    Abstract: A pyrazole compound of the formula: ##STR1## which is useful as an insect pesticide.
    Type: Grant
    Filed: July 2, 1991
    Date of Patent: August 11, 1992
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hirosi Kisida, Sumio Nishida, Akira Shuto, Makoto Hatakoshi
  • Acaricidal or insecticidal substituted 1-phenylalkyl benzimidazole compounds
    Patent number: 4987145
    Abstract: A benzimidazole compound of the formula: ##STR1## wherein R.sub.1 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a lower alkylthio group, R.sub.2 is a hydrogen atom, a lower alkyl group or a halo(lower)-alkyl group, R.sub.3 is a hydrogen atom or a lower alkyl group, R.sub.4 is a lower alkyl group or a halo(lower)alkyl group, R.sub.5 is a hydrogen atom, a halogen atom or a lower alkyl group, X is an oxygen atom, a methylene group, an imino group or a group of the formula: --S(O).sub.m -- in which m is an integer of 0 to 2 and n is an integer of 1 to 4, which is useful as an insecticide and/or acaricide.
    Type: Grant
    Filed: August 17, 1989
    Date of Patent: January 22, 1991
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hirosi Kisida, Akira Shuto, Masahiro Tamaki, Tomotoshi Imahase, Hiroaki Fujimoto