Patents by Inventor Tomoo Hattori

Tomoo Hattori 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).

  • Control apparatus for embroidery sewing machine
    Patent number: 5454334
    Abstract: A control apparatus for an embroidery sewing machine performs thread trimming with certainty after a thread is cut upon replacing of the thread in the course of an embroidery sewing operation or upon completion of an embroidery sewing operation. The control apparatus detects the position of a movable frame and determines the thread trimming moving direction in which the movable frame is to be moved for thread trimming in accordance with the position of the movable frame and a movable area of the movable frame. In thread trimming, the control apparatus moves the movable frame in accordance with the moving direction and a movement distance for thread trimming.
    Type: Grant
    Filed: April 6, 1994
    Date of Patent: October 3, 1995
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yoshikazu Kurono, Tomoo Hattori