Patents by Inventor Shizuo Shimano

Shizuo Shimano 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: 9126934
    Abstract: An objective of the present invention is to provide a process for producing 4-carbonyl oxyquinoline derivatives useful as agricultural and horticultural pesticides and fungicides. The objective can be attained by a process for producing 4-carbonyl oxyquinoline derivatives represented by general formula (1), the process including reacting a quinolone derivative with a halogenated compound or an acid anhydride in the presence of a phase transfer catalyst and a base.
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: September 8, 2015
    Assignees: NIPPON KAYAKU CO., LTD., MEIJI SEIKA PHARMA CO., LTD.
    Inventors: Shizuo Shimano, Akinori Morikawa, Kenichi Yamamoto, Hiroki Hotta, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa
  • Patent number: 8648195
    Abstract: An objective of the present invention is to provide a crystal of 2-ethyl-3,7-dimethyl-6-(4-(trifluoromethoxy)phenoxy)quinoline-4-yl methyl carbonate having stable physicochemical properties. The objective is attained by a crystal of 2-ethyl-3,7-dimethyl-6-(4-(trifluoromethoxy)phenoxy)quinoline-4-yl methyl carbonate that exhibits a diffraction peak pattern shown in FIG. 1 as determined by powder X-ray diffractometry.
    Type: Grant
    Filed: February 22, 2011
    Date of Patent: February 11, 2014
    Assignees: Nippon Kayaku Co., Ltd., Meiji Seika Pharma Co., Ltd.
    Inventors: Kouki Tanigakiuchi, Mikio Sekiguchi, Hiroki Hotta, Shizuo Shimano, Akinori Morikawa, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Takashi Watanabe
  • Publication number: 20130245271
    Abstract: An objective of the present invention is to provide a process for producing 4-carbonyl oxyquinoline derivatives useful as agricultural and horticultural pesticides and fungicides. The objective can be attained by a process for producing 4-carbonyl oxyquinoline derivatives represented by general formula (1), the process including reacting a quinolone derivative with a halogenated compound or an acid anhydride in the presence of a phase transfer catalyst and a base.
    Type: Application
    Filed: November 16, 2011
    Publication date: September 19, 2013
    Applicants: MEIJI SEIKA PHARMA CO., LTD., NIPPON KAYAKU CO., LTD.
    Inventors: Shizuo Shimano, Akinori Morikawa, Kenichi Yamamoto, Hiroki Hotta, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa
  • Publication number: 20130045989
    Abstract: An objective of the present invention is to provide a crystal of 2-ethyl-3,7-dimethyl-6-(4-(trifluoromethoxy)phenoxy)quinoline-4-yl methyl carbonate having stable physicochemical properties. The objective is attained by a crystal of 2-ethyl-3,7-dimethyl-6-(4-(trifluoromethoxy)phenoxy)quinoline-4-yl methyl carbonate that exhibits a diffraction peak pattern shown in FIG. 1 as determined by powder X-ray diffractometry.
    Type: Application
    Filed: February 22, 2011
    Publication date: February 21, 2013
    Inventors: Kouki Tanigakiuchi, Mikio Sekiguchi, Hiroki Hotta, Shizuo Shimano, Akinori Morikawa, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Takashi Watanabe
  • Patent number: 8367833
    Abstract: Disclosed is a process for producing 6-aryloxyquinoline derivatives useful as insecticides or fungicides for agricultural and horticultural use. The process comprises a cyclization reaction step of reacting an anthranilic acid derivative represented by general formula (1) with a kenone in the presence of an acid to obtain a quinolone derivative and a condensation reaction step of reacting the quinolone derivative with a halogen compound or an acid anhydride to obtain a quinoline derivative.
    Type: Grant
    Filed: July 13, 2009
    Date of Patent: February 5, 2013
    Assignees: Nippon Kayaku Co., Ltd., Meiji Seika Pharma Co., Ltd.
    Inventors: Yasuhito Kato, Shizuo Shimano, Akinori Morikawa, Hiroki Hotta, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Hiroshi Kurihara
  • Publication number: 20110118468
    Abstract: Disclosed is a process for producing 6-aryloxyquinoline derivatives useful as insecticides or fungicides for agricultural and horticultural use. The process comprises a cyclization reaction step of reacting an anthranilic acid derivative represented by general formula (1) with a ketone in the presence of an acid to obtain a quinolone derivative and a condensation reaction step of reacting the quinolone derivative with a halogen compound or an acid anhydride to obtain a quinoline derivative.
    Type: Application
    Filed: July 13, 2009
    Publication date: May 19, 2011
    Inventors: Yasuhito Kato, Shizuo Shimano, Akinori Morikawa, Hiroki Hotta, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Hiroshi Kurihara
  • Patent number: 7880006
    Abstract: Disclosed are compounds that have excellent insecticidal activity and are usable as agricultural and horticultural insecticides. Compounds represented by formula (I) or agriculturally and horticulturally acceptable acid addition salts thereof have excellent insecticidal activity and are usable as agricultural and horticultural insecticides.
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: February 1, 2011
    Assignees: Meiji Seika Kaisha, Ltd., Nippon Kayaku Co., Ltd.
    Inventors: Kazumi Yamamoto, Ryo Horikoshi, Kazuhiko Oyama, Hiroshi Kurihara, Shizuo Shimano, Takaaki Miyake, Hiroki Hotta, Jun Iwabuchi
  • Publication number: 20070203181
    Abstract: Disclosed are compounds that have excellent insecticidal activity and are usable as agricultural and horticultural insecticides. Compounds represented by formula (I) or agriculturally and horticulturally acceptable acid addition salts thereof have excellent insecticidal activity and are usable as agricultural and horticultural insecticides.
    Type: Application
    Filed: August 3, 2005
    Publication date: August 30, 2007
    Applicants: MEIJI SEIKA KAISHA, LTD., NIPPON KAYAKU CO., LTD.
    Inventors: Kazumi Yamamoto, Ryo Horikoshi, Kazuhiko Oyama, Hiroshi Kurihara, Shizuo Shimano, Takaaki Miyake, Hiroki Hotta, Jun Iwabuchi
  • Patent number: 4804762
    Abstract: Disclosed herein is a compound of the formula: ##STR1## wherein X is halogen, lower alkoxy or lower alkylthio,Y is hydrogen or chloro,R.sub.1 is hydrogen, lower alkyl, cyanomethyl, phenyl or benzyl,R.sub.2 is hydrogen, C.sub.1 .about.C.sub.7 - alkyl, C.sub.3 .about.C.sub.6 - cycloalkyl, lower alkoxy, phenyl, phenoxyphenyl, furyl, thienyl or benzyl andn=1 or 2with a proviso that X and Y are not chloro at the same time, a fungicidal or bactericidal composition containing said compound as an effective component, a method for preventing diseases of agricultural or horticultural plant and a method for manufacturing said compound.
    Type: Grant
    Filed: May 4, 1987
    Date of Patent: February 14, 1989
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Hiroshi Yoshida, Shizuo Shimano, Seiji Mochizuki, Kengo Koike, Taizo Nakagawa, Kenji Konishi
  • Patent number: 4791127
    Abstract: Disclosed herein is a compound of the formula:R.sup.1 --S(O)x--Ar--O--SO.sub.2 --R.sup.2 (I)whereinAr is pyridine ring, pyridazine ring, pyrimidine ring, pyrazine ring, isoquinoline ring or thiazole ring, and those rings may be substituted by 1.about.3 of substituents selected from the group consisting of halogen, C.sub.1 .about.C.sub.4 -alkyl, C.sub.1 .about.C.sub.4 -alkoxy, CF.sub.3 and nitro,R.sup.1 is C.sub.1 .about.C.sub.8 -alkyl; C.sub.1 .about.C.sub.7 -alkyl which is substituted by 1.about.3 of F, Cl or Br, C.sub.1 .about.C.sub.4 -alkoxy or C.sub.1 .about.C.sub.4 -alkylthio; C.sub.3 .about.C.sub.7 -cycloalkyl which may be substituted by 1.about.4 of F, Cl or methyl; C.sub.3 .about.C.sub.6 -cycloalkylmethyl which may be substituted by 1.about.4 of F, Cl, Br or methyl; allyl, propargyl, phenyl or benzyl; R.sup.2 is C.sub.1 .about.C.sub.4 -alkyl which may be substituted by 1.about.3 of F or Cl,x is integer of 0, 1 or 2, excepting wherein Ar is pyridine ring which is substituted by R.sup.
    Type: Grant
    Filed: September 30, 1986
    Date of Patent: December 13, 1988
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Shoichi Kato, Shizuo Shimano, Tatsumi Hayaoka, Akio Masui
  • Patent number: 4690934
    Abstract: A compound of the formula: ##STR1## wherein X is halogen, lower alkoxy, lower alkylthio, nitro or methyl,Y is hydrogen or chloro,R is hydrogen, lower alkyl or allyl,Z is hydrogen, lower alkyl halogen, nitro, methoxy, methylthio, methylsulfonyl, --CF.sub.3, phenyl, phenoxy or lower alkoxycarbonyl andn is integer of 1-3, their use as fungicide or bactericides.
    Type: Grant
    Filed: September 9, 1986
    Date of Patent: September 1, 1987
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Hiroshi Yoshida, Kenji Konishi, Kengo Koike, Taizo Nakagawa, Shizuo Shimano, Seiji Mochizuki
  • Patent number: 4652574
    Abstract: A compound of the formula: ##STR1## wherein R.sup.1 is C.sub.1 -C.sub.12 alkyl, R.sup.2 is C.sub.1 -C.sub.12 alkyl or C.sub.1 -C.sub.4 alkyl which is substituted with halogen, X is halogen, m is 0, 1 or 2 and n is 0, 1 or 2,a process for producing said compound and use thereof as an insecticide acaricide and nematicide.
    Type: Grant
    Filed: November 12, 1985
    Date of Patent: March 24, 1987
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Shoichi Kato, Shizuo Shimano, Tatsumi Hayaoka, Akio Masui
  • Patent number: 4561880
    Abstract: A compound of the formula: ##STR1## wherein Z is ##STR2## wherein R.sub.4 is lower alkyl, X and Y are oxygen or sulfur and n is an integer of 3 to 6, R.sub.1 is hydrogen or halogen, R.sub.2 is halogen and R.sub.3 is hydrogen or C.sub.1 -C.sub.8 -alkyl which may have lower alkoxy; a herbicidal composition containing said compound as an effective component; a method for killing weeds using said compound; and processes for the production of said compound, are disclosed hereinafter.
    Type: Grant
    Filed: August 16, 1983
    Date of Patent: December 31, 1985
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Shizuo Shimano, Shinichi Kobayashi, Mikio Yanagi, Osamu Yamada, Atsuhiko Shida, Fumio Futatsuya
  • Patent number: 4531964
    Abstract: A compound of the formula: ##STR1## wherein R.sub.4 is lower alkyl, X is oxygen or sulfur, and n is integer of 3 or 4; R.sub.1 is hydrogen or halogen; R.sub.2 is halogen; R.sub.3 is hydrogen or C.sub.1 -C.sub.8 -alkyl which may have lower alkoxy; a herbicidal composition containing said compound as an effective component; a method for killing weeds using said compound; and processes for the production of said compound, are disclosed hereinafter.
    Type: Grant
    Filed: August 29, 1983
    Date of Patent: July 30, 1985
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Shizuo Shimano, Shinichi Kobayashi, Mikio Yanagi, Osamu Yamada, Mikio Saito, Fumio Futatsuya
  • Patent number: 4500536
    Abstract: Disclosed herein are novel derivatives of N,N-substituted azolecarboxamide represented by the formula (I): ##STR1## wherein R.sub.1 represents a hydrogen atom, methyl group, ethyl group or propyl group; R.sub.2 represents an alkyl group of 1 to 6 carbon atoms; R.sub.3 represents a hydrogen atom or methyl group; A represents a hydrogen atom or methyl group; X and Y represent respectively a carbon atom or a nitrogen atom, provided that when X represents a nitrogen atom, Y represents a nitrogen atom or carbon atom and when X represents a carbon atom, Y represents a nitrogen atom; and Z represents an oxygen atom or sulfur atom, provided that when Z represents a sulfur atom, A represents only a hydrogen atom; and an agricultural or horticultural fungicidal or nematicidal composition containing the novel derivative of the formula (I) as an active ingredient.
    Type: Grant
    Filed: March 3, 1983
    Date of Patent: February 19, 1985
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Hiroshi Yoshida, Kengo Koike, Shizuo Shimano, Taizo Nakagawa, Kaoru Ohmori
  • Patent number: 4294835
    Abstract: A compound represented by the formula: ##STR1## wherein R.sub.1 is hydrogen, acetyl or alkoxycarbonyl having 1-3 carbon atoms of the alkoxy, R.sub.2 is alkyl having 1-12 carbon atoms, alkoxycarbonylmethyl having 1-12 carbon atoms of the alkoxy, benzyl, 2-pyridyl, cyclohexyl phenyl or phenyl substituted by one or two members selected from the group consisting of alkyl having 1-3 carbon atoms, halogen and nitro, and n is 0 or 1, with the proviso that when n is one, R.sub.1 represents acetyl exclusively, and use thereof as a fungicide.
    Type: Grant
    Filed: February 20, 1980
    Date of Patent: October 13, 1981
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Taizo Nakagawa, Hiroshi Matsumoto, Kaoru Ohmori, Shizuo Shimano, Kengo Koike