Patents by Inventor Hideyoshi Tugukuni

Hideyoshi Tugukuni 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).

  • Powdery coating composition and process for preparing the same
    Patent number: 4256805
    Abstract: A powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and a polymer having a softening point of at least 100.degree. C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.
    Type: Grant
    Filed: August 7, 1979
    Date of Patent: March 17, 1981
    Assignee: Dal Nippon Tokyo Co., Ltd.
    Inventors: Hideyoshi Tugukuni, Masafumi Kano
  • Powdery coating composition and process for preparing the same
    Patent number: 4165406
    Abstract: This invention relates to a powdery coating composition having excellent anti caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and polymer having a softening point of at least 100.degree. C. as an outer component covering said core compound, and to a process for the preparation of such powdery coating composition.
    Type: Grant
    Filed: June 23, 1978
    Date of Patent: August 21, 1979
    Assignee: Dai Nippon Toyo Co. Ltd.
    Inventors: Hideyoshi Tugukuni, Masafumi Kano
  • Aqueous dispersion type thermosetting coating composition
    Patent number: 4122055
    Abstract: The present invention relates to an aqueous dispersion type thermosetting coating composition consisting essentially of a homogeneous mixture of an aqueous medium, a powder of a thermosetting resin having an acid value of 5 to 30, a carboxyl group-containing organic polymeric thickener, and an organic amine and/or an alkali metal hydroxide.
    Type: Grant
    Filed: December 16, 1976
    Date of Patent: October 24, 1978
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Hideyoshi Tugukuni, Masafumi Kano, Yoshihiko Nishimura
  • Powdery coating composition and process for preparing the same
    Patent number: 4113917
    Abstract: This invention relates to a powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and a polymer having a softening point of at least 100.degree. C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.
    Type: Grant
    Filed: May 5, 1976
    Date of Patent: September 12, 1978
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Hideyoshi Tugukuni, Masafumi Kano
  • Powdery coating composition and process for preparing the same
    Patent number: 3970725
    Abstract: This invention relates to a powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree.C. as a core component and a polymer having a softening point of at least 100.degree.C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.
    Type: Grant
    Filed: September 25, 1973
    Date of Patent: July 20, 1976
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Hideyoshi Tugukuni, Masafumi Kano