Patents by Inventor Yoshihisa Hiraoka

Yoshihisa Hiraoka 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).

  • Electromagnetic waves shield tape
    Patent number: 5053582
    Abstract: A magnetic wave shield tape comprises a strip-shaped conductive member and a strip-shaped insulative member, the strip-shaped magnetic member being fixed to and overlapping the strip-shaped insulative member in the width direction.
    Type: Grant
    Filed: May 25, 1990
    Date of Patent: October 1, 1991
    Assignee: Tokyo Keiki Co., Ltd.
    Inventors: Takashige Terakawa, Wataru Kusakabe, Yoshihisa Hiraoka, Toshihisa Sugiyama