Patents by Inventor Juro Ozaki

Juro Ozaki 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).

  • Device for manufacture of assembled cam shaft
    Patent number: 4337572
    Abstract: Process and device for manufacturing cam shaft characterized in that axial grooves are cut on a cam shaft, while projections with a profile matching said axial grooves and slightly larger than said axial grooves are provided on the fitting surface of pieces to be assembled to said cam shaft, whereby said projections of said pieces are fitted into said grooves of said cam shaft.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: July 6, 1982
    Assignee: Toyota Jidosha Kogyo Kabushiki Kaisha
    Inventors: Akio Takahashi, Chiaki Tsumuki, Hitoshi Nakamura, Juro Ozaki
  • Process for manufacture of assembled cam shaft
    Patent number: 4265388
    Abstract: Process for manufacturing cam shaft characterized in that axial grooves are cut on a cam shaft, while projections with a profile matching the axial grooves and slightly larger than the axial grooves are provided on the fitting surface of pieces to be assembled to the cam shaft, whereby said projections of the pieces are fitted into the grooves of said cam shaft.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: May 5, 1981
    Assignee: Toyota Jidosha Kogyo Kabushiki Kaisha
    Inventors: Akio Takahashi, Chiaki Tsumuki, Hitoshi Nakamura, Juro Ozaki