Patents by Inventor Suteyoshi Numao

Suteyoshi Numao 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).

  • Sanding method and apparatus
    Patent number: 5179805
    Abstract: Two juxtaposed sanding belts are pressed against a surface of a wood workpiece which is being fed on a table in a direction. The sanding belts are simultaneously reciprocally moved in mutually opposite directions along the workpiece feeding direction, thereby sanding the workpiece surface. Each of the sanding belts is oriented in a direction transverse to the feeding direction. The sanding belts are pressed against the workpiece surface by respective pads each having a pressing surface complementary in shape to the workpiece surface being sanded.
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: January 19, 1993
    Assignees: Murunaka & Co., Ltd., Marunaka Kakoki Co., Ltd., Marunaka Tsusho Co., Ltd.
    Inventors: Suteyoshi Numao, Makoto Miyajima