Patents by Inventor Syun-ichi Nishizawa

Syun-ichi Nishizawa 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).

  • Method of and apparatus for measuring tooth thickness of gear
    Patent number: 5396711
    Abstract: A method of measuring tooth thickness in which the tooth thickness of gear is determined by bringing a pair of measuring legs having an opposing measuring part of ridge line shape close to each other in the direction perpendicular to the axis of gear being measured, letting said measuring parts abut on the tooth face, and measuring the gap between the pair of measuring parts, and an apparatus for carrying out this method.
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: March 14, 1995
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventors: Hideo Iwasaki, Takahide Tokawa, Hirohisa Ichihata, Syun-ichi Nishizawa