Patents by Inventor Akiyoshi Kai

Akiyoshi Kai 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).

  • Publication number: 20120220802
    Abstract: Aniline derivatives represented by formula (8) and formula (9): The aniline derivatives can be used as insecticides.
    Type: Application
    Filed: March 13, 2012
    Publication date: August 30, 2012
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kei Yoshida, Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi, Hiroko Kato, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido, Junji Maki, Shinichi Banba, Atsuko Kawahara
  • Patent number: 8168825
    Abstract: An object of the present invention is to provide a compound represented by Formula (1): wherein A1, A2, A3 and A4 each represent a carbon atom, a nitrogen atom or an oxidized nitrogen atom; R1 and R2 each represent a hydrogen atom, an optionally substituted alkyl group or an optionally substituted C1-C4 alkylcarbonyl group; G1 and G2 each represent an oxygen atom or a sulfur atom; X, which may be identical or different each other, represents a hydrogen atom, a halogen atom, a C1-C3 alkyl group or a trifluoromethyl group; n is an integer of 0 to 4; and Q1 represents an optionally substituted phenyl group, an optionally substituted naphthyl group or an optionally substituted heterocyclic group; Q2 represents a phenyl group or heterocyclic group having one or more substituents, at least one of the substituent being any of a C1-C4 haloalkoxy group, a C2-C6 perfluoroalkyl group, a C1-C6 perfluoroalkylthio group, a C1-C6 perfluoroalkylsulfinyl group and a C1-C6 perfluoroalkylsulfonyl group, an insecticide com
    Type: Grant
    Filed: December 24, 2004
    Date of Patent: May 1, 2012
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Kei Yoshida, Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi, Hiroko Kato, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido, Junji Maki, Shinichi Banba
  • Patent number: 8158814
    Abstract: An object of the present invention is to provide insecticides having high effectiveness.
    Type: Grant
    Filed: August 23, 2004
    Date of Patent: April 17, 2012
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Kei Yoshida, Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi, Hiroko Kato, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido, Junji Maki, Shinichi Banba, Atsuko Kawahara
  • Patent number: 8067638
    Abstract: The present invention is to provide a compound represented by the general formula (1) exhibiting a high insecticidal effect and an insecticide comprising the compound as an active ingredient. The compound represented by the general formula (1) and an insecticide comprising the compound as an active ingredient, wherein, in the formula, A1, A2, A3 and A4 each represent a carbon atom or the like; R1 and R2 each represent a hydrogen atom or the like; G1 and G2 represent an oxygen atom or the like; Xs each represent a hydrogen atom, a halogen atom or the like; n represents an integer of 0 to 4; Q1 represents a substituted phenyl group, a substituted heterocyclic group or the like; Q2 represents a substituted phenyl group, a substituted heterocyclic group or the like.
    Type: Grant
    Filed: June 20, 2006
    Date of Patent: November 29, 2011
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Akiyoshi Kai, Takeo Wakita, Hiroyuki Katsuta, Kei Yoshida, Hidetaka Tsukada, Yusuke Takahashi, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido
  • Publication number: 20090233962
    Abstract: The present invention is to provide a compound represented by the general formula (1) exhibiting a high insecticidal effect and an insecticide comprising the compound as an active ingredient. The compound represented by the general formula (1) and an insecticide comprising the compound as an active ingredient, wherein, in the formula, A1, A2, A3 and A4 each represent a carbon atom or the like; R1 and R2 each represent a hydrogen atom or the like; G1 and G2 represent an oxygen atom or the like; Xs each represent a hydrogen atom, a halogen atom or the like; n represents an integer of 0 to 4; Q1 represents a substituted phenyl group, a substituted heterocyclic group or the like; Q2 represents a substituted phenyl group, a substituted heterocyclic group or the like.
    Type: Application
    Filed: June 20, 2006
    Publication date: September 17, 2009
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Akiyoshi Kai, Takeo Wakita, Hiroyuki Katsuta, Kei Yoshida, Hidetaka Tsukada, Yusuke Takahashi, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido
  • Publication number: 20070275980
    Abstract: An object of the present invention is to provide a compound represented by Formula (1): wherein A1, A2, A3 and A4 each represent a carbon atom, a nitrogen atom or an oxidized nitrogen atom; R1 and R2 each represent a hydrogen atom, an optionally substituted alkyl group or an optionally substituted C1-C4 alkylcarbonyl group; G1 and G2 each represent an oxygen atom or a sulfur atom; X, which may be identical or different each other, represents a hydrogen atom, a halogen atom, a C1-C3 alkyl group or a trifluoromethyl group; n is an integer of 0 to 4; and Q1 represents an optionally substituted phenyl group, an optionally substituted naphthyl group or an optionally substituted heterocyclic group; Q2 represents a phenyl group or heterocyclic group having one or more substituents, at least one of the substituent being any of a C1-C4 haloalkoxy group, a C2-C6 perfluoroalkyl group, a C1-C6 perfluoroalkylthio group, a C1-C6 perfluoroalkylsulfinyl group and a C1-C6 perfluoroalkylsulfonyl group, an insecticid
    Type: Application
    Filed: December 24, 2004
    Publication date: November 29, 2007
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Kei Yoshida, Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi, Hiroko Kato, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido, Junji Maki, Shinichi Banba
  • Publication number: 20070027154
    Abstract: An object of the present invention is to provide insecticides having high effectiveness.
    Type: Application
    Filed: August 23, 2004
    Publication date: February 1, 2007
    Applicant: MITSUI CHEMICALS., INC.
    Inventors: Kei Yoshida, Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi, Hiroko Kato, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido, Junji Maki, Shinichi Banba, Atsuko Kawahara
  • Patent number: 6300368
    Abstract: Preparation of antiarrhythmic agents containing novel anilide derivatives represented by the following formula as active ingredient provides a new type of antiarrhythmic agent of highly safe and effective, without effects on cardiac function.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: October 9, 2001
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Hiroyuki Yamashita, Kazuhiko Togashi, Akiyoshi Kai, Junichi Mohri, Haruki Mori, Kohichi Kawai, Akihiro Oyabe, Takashi Sato