Patents by Inventor Katsutoshi Kouichiyama

Katsutoshi Kouichiyama 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).

  • Patent number: 5634748
    Abstract: A drill press assembly having a base mountable to a work bench, a vertical column attached to the base and a drill head assembly having an electric motor and a quill. The drill head assembly is movably attached to the column. A rack is rotatably attached to the top of the column and is engaged by a crank and pinion mechanism attached to the frame of the drill head assembly which permits the drill head assembly to be displaced vertically and rotated about the column. A tilt table is attachable to the base of the drill press. A locking mechanism having a bolt passing through a longitudinal slot in the supporting base of the tilt table and a transverse slot in the base is engaged by an eccentrically mounted camshaft to lock the supporting base of the tilt table to the top surface of the drill press base. A pivoting frame is pivotably attached to the supporting base and contains a table plate. A fence is attachable to the top of the pivoting frame.
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: June 3, 1997
    Assignee: Ryobi Limited
    Inventors: Kenneth M. Brazell, Robert G. Everts, Harry G. Rickard, Kouichi Miyamoto, Takeshi Shiotani, Mitsumasa Sato, Tatsuya Wada, Katsutoshi Kouichiyama