Patents by Inventor Toshihiko Benii

Toshihiko Benii 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).

  • Servo circuit positioning actuator
    Patent number: 4812726
    Abstract: A servo system for controlling the position of an object in accordance with a servo signal, employing an A/D converter to normalize an error in the position of the object and to enable digital correction of any offset in the system and digital compensation for track jumping and drop outs.
    Type: Grant
    Filed: January 16, 1987
    Date of Patent: March 14, 1989
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Toshihiko Benii, Kyosuke Yoshimoto