Patents by Inventor Kohzoh Sano

Kohzoh Sano 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).

  • Cyclic sewing machine
    Patent number: 4455956
    Abstract: A sewing machine in which the start and stop of a main shaft is controlled by a cam mechanism through a motion control mechanism at the sewing cycle corresponding to a predetermined number of stitches. The working position of a work holder is controlled by positional data in original instructions stored in a memory. Additional instruction corresponding to the number of stitches to reach the next stop time point controlled by the cam mechanism is prepared for back-tacking, unless the number of stitches corresponding to the original instructions are equal to an integral multiple of the predetermined number of stitches.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: June 26, 1984
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yoshikazu Yamamoto, Kohzoh Sano, Kunio Haneda, Toshiaki Yanagi