Patents by Inventor Noboru Mitsugi

Noboru Mitsugi 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).

  • Method for producing flyback transformers
    Patent number: 4460535
    Abstract: Good adhesion to cases or bobbins of flyback transformers is realized in the flyback transformers produced by insulation treatment with an unsaturated polyester resin adhesive.
    Type: Grant
    Filed: December 4, 1981
    Date of Patent: July 17, 1984
    Assignees: Hitachi, Ltd., Hitachi Chemical Company, Ltd.
    Inventors: Makoto Kitoh, Tetsuo Tajima, Noboru Terunuma, Noboru Mitsugi, Akira Kageyama
  • Transformer with gapped core
    Patent number: 4305056
    Abstract: In a transformer for use in a receiver set, a non-magnetic material arranged in part of a closed magnetic path established by a magnetic core is made of a plastic material such as paper mash or silicon putty. The non-magnetic material is pressurized and deformed so as to set the inductance of a coil mounted on the magnetic core to a predetermined value.
    Type: Grant
    Filed: November 29, 1979
    Date of Patent: December 8, 1981
    Assignee: Hitachi, Ltd.
    Inventors: Hideyuki Mochida, Etsuo Tsurumi, Shingo Tamura, Noboru Mitsugi