Patents by Inventor Kyozi Masamoto

Kyozi Masamoto 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).

  • Planar antenna
    Patent number: 4851855
    Abstract: A planar antenna comprises a ground conductor plate, a power supply circuit and a radiation circuit. Each of those circuits is coated on both sides with synthetic resin layers. The circuits are separated from each other by a first air space. The power supply circuit and ground conductor plate are separated from each other by a second air space. Air present in the space operates as a low loss dielectric to achieve a high gain.
    Type: Grant
    Filed: February 17, 1987
    Date of Patent: July 25, 1989
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Katsuya Tsukamoto, Kyozi Masamoto, Yasuhiro Fujii, Yoshihiro Kitsuda