Patents by Inventor Yoshiaki Hayashi

Yoshiaki Hayashi 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).

  • Self-bonding insulated wire
    Patent number: 4031287
    Abstract: A self-bonding insulated wire which comprises an electroconductive wire and a varnish composition containing 100 parts by weight of a copolyamide and 10 to 25 parts by weight of a thermoplastic linear polyhydroxypolyetherester resin coated thereon, the insulated wire being useful for the manufacture of a deflecting coil which is hardly deformed on heating.
    Type: Grant
    Filed: April 17, 1975
    Date of Patent: June 21, 1977
    Assignee: Kanegafuchi Chemical Industries Co., Ltd.
    Inventors: Kazuo Suzuki, Yoshiaki Hayashi, Seiichi Nagamine
  • Self-bonding magnet wire and process of manufacturing same
    Patent number: 3953649
    Abstract: A self-bonding magnet wire comprising a conductor with a coating thereon, said coating comprising 65 to 95 parts by weight of a copolyamide containing 10 to 50 weight percent .omega.-laurolactam, 35 to 5 parts by weight of a copolyamide containing 70 to 90 weight percent of .omega.-laurolactam, and 5 to 25 parts by weight of a thermoplastic linear polyhydroxypolyetherester resin and process of manufacturing same.
    Type: Grant
    Filed: October 17, 1974
    Date of Patent: April 27, 1976
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Kazuo Suzuki, Yoshiaki Hayashi, Seiichi Nagamine