Patents by Inventor Yukio Ishiguri

Yukio Ishiguri 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).

  • Patent number: 4666943
    Abstract: Use of an anilide of the formula: ##STR1## as a fungicidal agent against phytophatogenic fungi, particularly their strains resistant to benzimidazole thiophanate fungicides and/or cyclic imide fungicides.
    Type: Grant
    Filed: July 19, 1983
    Date of Patent: May 19, 1987
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hiroshi Noguchi, Toshiro Kato, Junya Takahashi, Yukio Ishiguri, Shigeo Yamamoto, Naonori Hirata
  • Patent number: 4647583
    Abstract: A compound of the formula: ##STR1## useful as a fungicidal agent against phytopathogenic fungi, and particularly against strains resistant to benzimidazole, thiophanate and/or cyclic imide fungicides.
    Type: Grant
    Filed: April 15, 1983
    Date of Patent: March 3, 1987
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Junya Takahashi, Toshiro Kato, Hiroshi Noguchi, Yukio Ishiguri, Shigeo Yamamoto, Katsuzo Kamoshita
  • Patent number: 4618620
    Abstract: A fungicidal composition which comprises an inert carrier and as an active ingredient (E)-1-(2,4-dichlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)-1-penten-3- ol and a benzimidazole-thiophanate type fungicide in the ratio of 1 to 0.1 to 10 by part by weight in a total amount of 0.1 to 99.9% by weight.
    Type: Grant
    Filed: August 14, 1985
    Date of Patent: October 21, 1986
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yukio Ishiguri, Hirotaka Takano, Yuji Funaki
  • Patent number: 4608385
    Abstract: Use of an N-phenylcarbamate of the formula: ##STR1## as a fungicidal agent against phytopathogenic fungi, particularly their strains resistant to benzimidazole thiophanate fungicides and/or cyclic imide fungicides.
    Type: Grant
    Filed: October 22, 1982
    Date of Patent: August 26, 1986
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hiroshi Noguchi, Toshiro Kato, Junya Takahashi, Yukio Ishiguri, Shigeo Yamamoto, Katsuzo Kamoshita
  • Patent number: 4584309
    Abstract: A fungicidal composition containing as an active ingredient a mixture of (E)-1-(2,4-dichlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)-1-penten-3- ol and a member selected from an N, N'-ethylenebis(dithiocarbamate) fungicide, tetrachloroisophthalonitrile, N-dichlorofluoromethylthio-N',N'-dimethyl-N-phenylsulfamide and an N-(3,5-dichlorophenyl)imide fungicide in the ratio of 1 to 0.5 - 20 by weight in a total amount of 0.1 to 99.9% by weight, and an inert carrier.
    Type: Grant
    Filed: May 28, 1985
    Date of Patent: April 22, 1986
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yukio Ishiguri, Hirotaka Takano, Yuji Funaki
  • Patent number: 4554111
    Abstract: A compound of the formula: ##STR1## wherein X is a hydrogen atom, a chlorine atom or a bromine atom and R is an alkyl group, a lower haloalkyl group, a lower cycloalkyl group, a lower alkoxy(lower)alkyl group, a lower alkylthio(lower)alkyl group, a phenoxy(lower)alkyl group, a phenylthio(lower)alkyl group, a phenyl(lower)alkoxy(lower)alkyl group, a phenyl(lower)alkylthio(lower)alkyl group, a lower cycloalkyl(lower)alkyl group, a lower alkyl(lower)cycloalkyl group, a halo(lower)cycloalkyl group, a lower alkylthio(lower)cycloalkyl group, a lower alkoxy(lower)cycloalkyl group, a lower cycloalkyl(lower)cycloalkyl group, a lower alkoxy(lower)alkoxy(lower)alkyl group, a phenyl(lower)alkyl group, a halophenyl(lower)alkyl group, a lower alkylphenyl(lower)alkyl group, a lower alkoxyphenyl(lower)alkyl group, a phenoxyphenyl(lower)alkyl group, a phenylphenyl(lower)alkyl group, a dihalophenyl(lower)alkyl group, a di(lower)alkylphenyl(lower)alkyl group, a di(lower)alkoxyphenyl(lower)alkyl group, a tri(lower)alkoxyphenyl(l
    Type: Grant
    Filed: August 21, 1984
    Date of Patent: November 19, 1985
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Mitsuru Sasaki, Yukio Ishiguri
  • Patent number: 4544652
    Abstract: A compound of the formula: ##STR1## wherein X is a hydrogen atom, a chlorine atom or a bromine atom and R is an alkyl group, a lower haloalkyl group, a lower cycloalkyl group, a lower alkoxy(lower)alkyl group, a lower alkylthio(lower)alkyl group, a phenoxy(lower)alkyl group, a phenylthio(lower)alkyl group, a phenyl(lower)alkoxy(lower)alkyl group, a phenyl(lower)alkylthio(lower)alkyl group, a lower cycloalkyl(lower)alkyl group, a lower alkyl(lower)cycloalkyl group, a halo(lower)cycloalkyl group, a lower alkylthio(lower)cycloalkyl group, a lower alkoxy(lower)cycloalkyl group, a lower cycloalkyl(lower)cycloalkyl group, a lower alkoxy(lower)alkoxy(lower)alkyl group, a phenyl(lower)alkyl group, a halophenyl(lower)alkyl group, a lower alkylphenyl(lower)alkyl group, a lower alkoxyphenyl(lower)alkyl group, a phenoxyphenyl(lower)alkyl group, a phenylphenyl(lower)alkyl group, a dihalophenyl(lower)alkyl group, a di(lower)alkylphenyl(lower)alkyl group, a di(lower)alkoxyphenyl(lower)alkyl group, a tri(lower)alkoxyphenyl(l
    Type: Grant
    Filed: April 22, 1983
    Date of Patent: October 1, 1985
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Mitsuru Sasaki, Yukio Ishiguri
  • Patent number: 4522817
    Abstract: A fungicidal composition which comprises as an active ingredient a fungicidally effective amount of a phosphoramidothionate of the formula: ##STR1## wherein R.sub.1 is a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a lower cycloalkyl group, a lower cycloalkyl(lower)alkyl group, a halogen atom-substituted lower alkyl group, a lower alkoxy(lower)alkyl group, a di(lower)alkoxy(lower)alkyl group, a cyano group-substituted lower alkyl group, a lower alkylthio(lower)alkyl group, a lower dioxothiacycloalkyl group, a lower thiacycloalkyl group, a lower oxacycloalkyl group, a furanyl(lower)alkyl group or a thiophenyl(lower)alkyl group, R.sub.2 is a lower alkyl group and R.sub.3 is a lower alkyl group or a lower alkoxy group, and an inert carrier or diluent.
    Type: Grant
    Filed: March 14, 1983
    Date of Patent: June 11, 1985
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hideo Kohsaka, Mitsuru Sasaki, Yukio Ishiguri
  • Patent number: 4522942
    Abstract: A compound of the formula: ##STR1## wherein R.sub.1 is a hydrogen atom, a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a lower cycloalkyl group, a lower cycloalkyl(lower)alkyl group, a halo(lower)alkyl group, a lower alkoxy(lower)alkyl group, a di(lower)alkoxy(lower)alkyl group, a cyano(lower)alkyl group, a lower alkylthio(lower)alkyl group, a lower alkynylthio(lower)alkyl group, a lower dioxothiacycloalkyl group, a lower thiacycloalkyl group, a lower oxacycloalkyl group, a lower oxacycloalkyl(lower)alkyl group or a thienyl(lower)alkyl group, R.sub.2 is a lower alkyl group and R.sub.3 is a 3,5-dimethoxyphenyl group, a 3,4-methylenedioxyphenyl group or a 4,5-methylenedixoy-2-nitrophenyl group, which is useful as a fungicide.
    Type: Grant
    Filed: June 2, 1983
    Date of Patent: June 11, 1985
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hideo Kohsaka, Sasaki Mitsuru, Yukio Ishiguri
  • Patent number: 4473561
    Abstract: A fungicidal composition which comprises as an active ingredient a fungicidally effective amount of a compound of the formula: ##STR1## wherein X is a hydroxyl group or a hydroxyamino group, or its salt and an inert carrier or diluent.
    Type: Grant
    Filed: April 6, 1982
    Date of Patent: September 25, 1984
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yukio Ishiguri, Yoshimi Yamada, Toshiro Kato, Mitsuru Sasaki, Kunio Mukai
  • Patent number: 4435203
    Abstract: This invention relates to a triazolyl alcohol derivative having an optical activity of (-) or (+) and represented by the general formula (I), ##STR1## wherein X represents a hydrogen atom or a chlorine atom and the asterisk indicates an asymmetric carbon atom, a process for preparing same, and a fungicide containing same as active ingredient.
    Type: Grant
    Filed: December 7, 1981
    Date of Patent: March 6, 1984
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yuji Funaki, Yukio Yoneyoshi, Yukio Ishiguri, Kazuo Izumi