Patents by Inventor Michio Masuko

Michio Masuko 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: 6362212
    Abstract: A compound represented by general formula (I) or a salt thereof, a process for producing the same, an intermediate for the production thereof, and a bactericide (fungicide) containing the same as the active ingredient wherein R1 represent optionally substituted aryl, optionally substituted heterocycle, mono- or di-substituted methyleneamino, optionally substituted (substituted imino)methyl, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, substituted carbonyl or substituted sulfonyl; R2 represents alkyl, alkenyl, alkynyl or cycloalkyl; R3 represents optionally substituted heterocycle; R4 represents hydrogen, alkyl, alkoxy, halogen, nitro, cyano or haloalkyl; M represents oxygen, S(O)i (i being 0, 1 or 2), NR16 (R16 being hydrogen, alkyl or acyl) or a single bond; n represents 0 or 1, provided n represent 1 when R3 represents imidazol-1-yl or 1H-1, 2, 4-triazol-1-yl; and the symbol˜represents the E form, Z form or a mixture thereof.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: March 26, 2002
    Assignee: Shionogi & Company, Ltd.
    Inventors: Akira Takase, Hiroyuki Kai, Kuniyoshi Nishida, Tsuneo Iwakawa, Kazuo Ueda, Michio Masuko
  • Publication number: 20020032227
    Abstract: A compound represented by general formula (I) or a salt thereof, a process for producing the same, an intermediate for the production thereof, and a bactericide (fungicide) containing the same as the active ingredient wherein R1 represent optionally substituted aryl, optionally substituted heterocycle, mono- or di-substituted methyleneamino, optionally substituted (substituted imino)methyl, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, substituted carbonyl or substituted sulfonyl; R2 represents alkyl, alkenyl, alkynyl or cycloalkyl; R3 represents optionally substituted heterocycle; R4 represents hydrogen, alkyl, alkoxy, halogen, nitro, cyano or haloalkyl; M represents oxygen, S(O)i (i being 0, 1 or 2), NR16 (R16 being hydrogen, alkyl or acyl) or a single bond; n represents 0 or 1, provided n represent 1 when R3 represents imidazol-1-yl or 1H-1,2,4-triazol-1-yl; and the symbol˜represents the E form, Z form or a mixture thereof.
    Type: Application
    Filed: December 4, 2000
    Publication date: March 14, 2002
    Inventors: Akira Takase, Hiroyuki Kai, Kuniyoshi Nishida, Tsuneo Iwakawa, Kazuo Ueda, Michio Masuko
  • Patent number: 6313150
    Abstract: An &agr;-substituted phenylacetic acid derivative useful as an agricultural fungicide, represented by general formula (I), or a salt thereof, a process for producing the same, an intermediate for the production thereof, and an agricultural fungicide containing the same as the active ingredient, wherein R1 represents halogen, alkyl, OH, alkylthio, alkylsulfinyl, alkylsulfonyl, amino or nitro; Q represents aryl, heterocycle, mono- or disubstituted methyleneamino, (substituted amino-)methyl, alkyl, alkenyl, alkynyl, substituted carbonyl or substituted sulfonyl; X represents hydrogen, halogen, alkyl or OH; Y represents OH, alkylthio or amino; Z represents oxygen or sulfur; M represents oxygen, S(O)i (i being 0, 1 or 2), NR2 (R2 being hydrogen, alkyl or acyl) or a single bond; and n represents 0, 1 or 2.
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: November 6, 2001
    Assignee: Shionogi & Co., Ltd.
    Inventors: Toshikazu Ohtsuka, Takami Murashi, Shinji Suzuki, Michio Masuko, Hideyuki Takenaka
  • Patent number: 6268312
    Abstract: A compound represented by general formula (I) or a salt thereof, a process for producing the same, an intermediate for the production thereof, and a bactericide (fungicide) containing the same as the active ingredient wherein R1 represent optionally substituted aryl, optionally substituted heterocycle, mono- or di-substituted methyleneamino, optionally substituted (substituted imino)methyl, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, substituted carbonyl or substituted sulfonyl; R2 represents alkyl, alkenyl, alkynyl or cycloalkyl; R3 represents optionally substituted heterocycle; R4 represents hydrogen, alkyl, alkoxy, halogen, nitro, cyano or haloalkyl; M represents oxygen, S(O)i (i being 0, 1 or 2), NR16 (R16 being hydrogen, alkyl or acyl) or a single bond; n represents 0 or 1, provided n represent 1 when R3 represents imidazol-1-yl or 1H-1,2,4-triazol-1-yl; and the symbol˜represents the E form, Z form or a mixture thereof.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: July 31, 2001
    Assignee: Shionogi & Co., Ltd.
    Inventors: Akira Takase, Hiroyuki Kai, Kuniyoshi Nishida, Tsuneo Iwakawa, Kazuo Ueda, Michio Masuko
  • Patent number: 6048885
    Abstract: A compound represented by general formula (I) or a salt thereof, a process for producing the same, an intermediate for the production thereof, and a bactericide (fungicide) containing the same as the active ingredient wherein R.sup.1 represent optionally substituted aryl, optionally substituted heterocycle, mono- or di-substituted methyleneamino, optionally substituted (substituted imino)methyl, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, substituted carbonyl or substituted sulfonyl; R.sup.2 represents alkyl, alkenyl, alkynyl or cycloalkyl; R.sup.3 represents optionally substituted heterocycle; R.sup.4 represents hydrogen, alkyl, alkoxy, halogen, nitro, cyano or haloalkyl; M represents oxygen, S(O)i (i being 0, 1 or 2), NR.sup.16 (R.sup.16 being hydrogen, alkyl or acyl) or a single bond; n represents 0 or 1, provided n represent 1 when R3 represents imidazol-1-yl or 1H-1, 2, 4-triazol-1-yl; and the symbol .about.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: April 11, 2000
    Assignee: Shionogi & Co., Ltd.
    Inventors: Akira Takase, Hiroyuki Kai, Kuniyoshi Nishida, Tsuneo Iwakawa, Kazuo Ueda, Michio Masuko
  • Patent number: 5948819
    Abstract: An .alpha.-substituted phenylacetic acid derivative useful as an agricultural fungicide, represented by general formula (I), or a salt thereof, a process for producing the same, an intermediate for the production thereof, and an agricultural fungicide containing the same as the active ingredient, wherein R.sup.1 represents halogen, alkyl, OH, alkylthio, alkylsulfinyl, alkylsulfonyl, amino or nitro; Q represents aryl, heterocycle, mono- or disubstituted methyleneamino, (substituted amino-)methyl, alkyl, alkenyl, alkynyl, substituted carbonyl or substituted sulfonyl; X represents hydrogen, halogen, alkyl or OH; Y represents OH, alkylthio or amino; Z represents oxygen or sulfur; M represents oxygen, S(O)i (i being 0, 1 or 2), NR.sup.2 (R.sup.2 being hydrogen, alkyl or acyl) or a single bond; and n represents 0, 1 or 2.
    Type: Grant
    Filed: October 7, 1996
    Date of Patent: September 7, 1999
    Assignee: Shionogi & Co., Ltd
    Inventors: Toshikazu Ohtsuka, Takami Murashi, Shinji Suzuki, Michio Masuko, Hideyuki Takenaka
  • Patent number: 5770614
    Abstract: A novel 2-(substituted phenyl)-2-alkoxyiino-N-alkylacetamide compounds having a wide fungicidal spectrum and especially an excellent activity of controlling Pseudocercosporella herpotrichoides; and a composition containing the compound for controlling Pseudocercosporella herpotrichoides.
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: June 23, 1998
    Assignee: Shionogi & Co., Ltd.
    Inventors: Akira Murabayashi, Akira Takase, Hideyuki Takenaka, Michio Masuko
  • Patent number: 5677465
    Abstract: The present invention relates to novel benzaldehyde derivatives, specifically .alpha.-azolyl-2-substituted benzaldehyde oxime derivatives, their production, and fungicidal, herbicidal and growth regulating compositions containing them.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 14, 1997
    Assignee: Shionogi & Co., Ltd.
    Inventors: Akira Takase, Hiroyuki Kai, Kuniyoshi Nishida, Koichi Morita, Michio Masuko, Kinya Ide, Yoshito Ueyama
  • Patent number: 5548078
    Abstract: A fungicidal composition for agricultural use, which comprises a compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, lower alkyl or cyclo(lower)alkyl; R.sup.3 is lower alkyl or cyclo(lower)alkyl; R.sup.4 and R.sup.5 are each hydrogen, lower alkyl, lower alkoxy, halogen-substituted lower alkyl, lower alkyl-substituted silyl, halogen or nitro; A represents an unsaturated hydrocarbon group, a halogen-substituted unsaturated hydrocarbon group, a phenyl group or a heterocyclic group, among which the phenyl group and the heterocyclic group may be optionally substituted with not more than three substituents; and Z is --CH.sub.2 --, --CH(OH)--, --CO--, --O--, --S--, --NR-- (R being hydrogen or lower alkyl), --CH.sub.2 CH.sub.2 --, --CH.dbd.CH--, ##STR2## --CH.sub.2 O--, --CH.sub.2 S--, --CH.sub.2 SO--, --OCH.sub.2 --, --SCH.sub.2 -- or --SOCH.sub.2 --.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: August 20, 1996
    Assignee: Shionogi Seiyaku Kabushiki Kaisha
    Inventors: Yoshio Hayase, Takahiro Kataoka, Hideyuki Takenaka, Mitsuhiro Ichinari, Michio Masuko, Toshio Takahashi, Norihiko Tanimoto
  • Patent number: 5519139
    Abstract: There is disclosed a novel 4-aminopyrimidine derivative containing an optionally esterified carboxyl group at the 5-position which has potent fungicidal activity as well as insecticidal and miticidal activity. The compound is useful as agricultural fungicides, insecticides and miticides.
    Type: Grant
    Filed: May 23, 1995
    Date of Patent: May 21, 1996
    Assignee: Shionogi & Co., Ltd.
    Inventors: Toshikazu Ohtsuka, Moriyasu Masui, Takami Takeda, Michio Masuko, Katsuaki Ohba
  • Patent number: 5466661
    Abstract: The present invention relates to novel benzaldehyde derivatives, specifically .alpha.-azolyl-2-substituted benzaldehyde oxime derivatives, their production, and fungicidal, herbicidal and growth regulating compositions containing them.
    Type: Grant
    Filed: July 8, 1994
    Date of Patent: November 14, 1995
    Assignee: Shionogi & Co., Ltd.
    Inventors: Akira Takase, Hiroyuki Kai, Kuniyoshi Nishida, Koichi Morita, Michio Masuko, Kinya Ide, Yoshito Ueyama
  • Patent number: 5439911
    Abstract: There is disclosed a novel 4-aminopyrimidine derivative containing an optionally esterified carboxyl group at the 5-position which has potent fungicidal activity as well as insecticidal and miticidal activity. The compound is useful as agricultural fungicides, insecticides and miticides. There are also disclosed a process for producing the above compound and agricultural fungicidal, insecticidal and miticidal compositions.
    Type: Grant
    Filed: December 17, 1993
    Date of Patent: August 8, 1995
    Assignee: Shionogi & Co., Ltd.
    Inventors: Toshikazu Ohtsuka, Moriyasu Masui, Takami Takeda, Michio Masuko, Katsuaki Ohba
  • Patent number: 5401877
    Abstract: A fungicidal composition for agricultural use, which comprises a compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, lower alkyl or cyclo(lower)alkyl; R.sup.3 is lower alkyl or cyclo(lower)alkyl; R.sup.4 and R.sup.5 are each hydrogen, lower alkyl, lower alkoxy, halogen-substituted lower alkyl, lower alkyl-substituted sibyl, halogen or nitro; A represents an unsaturated hydrocarbon group, a halogen-substituted unsaturated hydrocarbon group, a phenyl group or a heterocyclic group, among which the phenyl group and the heterocyclic group may be optionally substituted with not more than three substituents; and Z is --CH.sub.2 --, --CH(OH)--, --CO--, --O--, --S--, --NR-- (R being hydrogen or lower alkyl), --CH.sub.2 CH.sub.2 --, --CH=CH--, ##STR2## --CH.sub.2 O--, --CH.sub.2 S--, --CH.sub.2 SO--, --OCH.sub.2 --, --SCH.sub.2 -- or --SOCH.sub.2 --.
    Type: Grant
    Filed: July 22, 1994
    Date of Patent: March 28, 1995
    Assignee: Shionogi Seiyaku Kabushiki Kaisha
    Inventors: Yoshio Hayase, Takahiro Kataoka, Hideyuki Takenaka, Mitsuhiro Ichinari, Michio Masuko, Toshio Takahashi, Norihiko Tanimoto
  • Patent number: 5371222
    Abstract: A fungicidal composition for agricultural use, which comprises a compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, lower alkyl or cyclo(lower)alkyl; R.sup.3 is lower alkyl or cyclo(lower)alkyl; R.sup.4 and R.sup.5 are each hydrogen, lower alkyl, lower alkoxy, halogen-substituted lower alkyl, lower alkyl-substituted silyl, halogen or nitro; A represents an unsaturated hydrocarbon group, a halogen-substituted unsaturated hydrocarbon group, a phenyl group or a heterocyclic group, among which the phenyl group and the heterocyclic group may be optionally substituted with not more than three substituents; and Z is --CH.sub.2 --, --CH(OH)--, --CO--, --O--, --S--, --NR-- (R being hydrogen or lower alkyl), --CH.sub.2 CH.sub.2 --, --CH.dbd.CH--, ##STR2## --CH.sub.2 O--, --CH.sub.2 S--, --CH.sub.2 SO--, --OCH.sub.2 --, --SCH.sub.2 -- or --SOCH.sub.2 --.
    Type: Grant
    Filed: October 16, 1992
    Date of Patent: December 6, 1994
    Assignee: Shionogi Seiyaku Kabushiki Kaisha
    Inventors: Yoshio Hayase, Takahiro Kataoka, Hideyuki Takenaka, Mitsuhiro Ichinari, Michio Masuko, Toshio Takahashi, Norihiko Tanimoto
  • Patent number: 5371223
    Abstract: A fungicidal composition for agricultural use, which comprises a compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, lower alkyl or cyclo(lower)alkyl; R.sup.3 is lower alkyl or cyclo(lower)alkyl; R.sup.4 and R.sup.5 are each hydrogen, lower alkyl, lower alkoxy, halogen-substituted lower alkyl, lower alkyl-substituted silyl, halogen or nitro; A represents an unsaturated hydrocarbon group, a halogen-substituted unsaturated hydrocarbon group, a phenyl group or a heterocyclic group, among which the phenyl group and the heterocyclic group may be optionally substituted with not more than three substituents; and Z is --CH.sub.2 --, --CH(OH)--, --CO--, --O--, --S--, --NR-- (R being hydrogen or lower alkyl), --CH.sub.2 CH.sub.2 --, --CH.dbd.CH--, ##STR2## --CH.sub.2 O--, --CH.sub.2 S--, --CH.sub.2 SO--, --OCH.sub.2 --, --SCH.sub.2 -- or --SOCH.sub.2 --.
    Type: Grant
    Filed: October 8, 1993
    Date of Patent: December 6, 1994
    Assignee: Shionogi Seiyaku Kabushiki Kaisha
    Inventors: Yoshio Hayase, Takahiro Kataoka, Hideyuki Takenaka, Mitsuhiro Ichinari, Michio Masuko, Toshio Takahashi, Norihiko Tanimoto
  • Patent number: 5360810
    Abstract: There is disclosed a compound of the formula (I): ##STR1## wherein X is a hydrogen atom or 1 to 5 substituents which may be the same or different and are selected from the group consisting of a hydrogen atom, alkyl, alkenyl, alkynyl, optionally substituted phenyl, an optionally substituted heterocyclic group, alkoxy, alkenyloxy, alkynyloxy, optionally substituted phenoxy, mono-, di- or tri-substituted halogenoalkyl and a halogen atom; Y is CH or N; m is 0 or 1; A is a group of the formula: ##STR2## (wherein R.sup.1 is a hydrogen atom or alkyl; n is 0 or 1; B is O, S or NR.sup.3 ; R.sup.2 and R.sup.3 are the same or different and are a hydrogen atom, alkyl, alkenyl, alkynyl, phenyl, benzyl, acyl or phenacyl). There are also disclosed the production thereof and an agricultural fungicide containing the compound as an active component.
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: November 1, 1994
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yoshio Hayase, Hideyuki Takenaka, Norihiko Tanimoto, Michio Masuko, Toshihiko Takahashi
  • Patent number: 5248687
    Abstract: There is disclosed a compound of the formula (I): ##STR1## wherein X is a hydrogen atom or 1 to 5 substituents which may be the same or different and are selected from the group consisting of a hydrogen atom, alkyl, alkenyl, alkynyl, optionally substituted phenyl, an optionally substituted heterocyclic group, alkoxy, alkenyloxy, alkynyloxy, optionally substituted phenoxy, mono-, di- or tri-substituted halogenoalkyl and a halogen atom; Y is CH or N; m is 0 or 1; A is a group of the formula: ##STR2## (wherein R.sup.1 is a hydrogen atom or alkyl; n is 0 or 1; B is O, S or NR.sup.3 ; R.sup.2 and R.sup.3 are the same or different and are a hydrogen atom, alkyl, alkenyl, alkynyl, phenyl, benzyl, acyl or phenacyl). There are also disclosed the production thereof and an agricultural fungicide containing the compound as an active component.
    Type: Grant
    Filed: August 3, 1992
    Date of Patent: September 28, 1993
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yoshio Hayase, Hideyuki Takenaka, Norihiko Tanimoto, Michio Masuko, Toshio Takahashi
  • Patent number: 5185342
    Abstract: A fungicidal composition for agricultural use, which comprises a compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, lower alkyl or cyclo(lower)alkyl; R.sup.3 is lower alkyl or cyclo(lower)alkyl; R.sup.4 and R.sup.5 are each hydrogen, lower alkyl, lower alkoxy, halogen-substituted lower alkyl, lower alkyl-substituted silyl, halogen or nitro; A represents an unsaturated hydrocarbon group, a halogen-substituted unsaturated hydrocarbon group, a phenyl group or a heterocyclic group, among which the phenyl group and the heterocyclic group may be optionally substituted with not more than three substituents; and Z is --CH.sub.2 --, --CH(OH)--, --CO--, --O--, --S--, --NR-- (R being hydrogen or lower alkyl), --CH.sub.2 CH.sub.2 --, --CH.dbd.CH--, --CH.sub.2 O--, --CH.sub.2 S--, --CH.sub.2 SO--, --OCH.sub.2 --, --SCH.sub.2 -- or --SOCH.sub.2 --.
    Type: Grant
    Filed: May 16, 1990
    Date of Patent: February 9, 1993
    Assignee: Shionogi Seiyaku Kabushiki Kaisha
    Inventors: Yoshio Hayase, Takahiro Kataoka, Hideyuki Takenaka, Mitsuhiro Ichinari, Michio Masuko, Toshio Takahashi, Norihiko Tanimoto