Patents by Inventor Tatsuo Fujinaka

Tatsuo Fujinaka 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).

  • Assembly line conveyance
    Patent number: 4869416
    Abstract: A transporting and positioning method and an apparatus therefore utilizable in an assembly line. A first member is positioned at a first predetermined position while a second member to be connected together with the first member is positioned and held at a second predetermined position. The second member is then transported to a third predetermined position defined immediately above the first predetermined position. The second member so transported to the third connected together by, for example, spot-welding effected to the outer peripheral edges of the first and second members overlapping with each other.
    Type: Grant
    Filed: May 23, 1989
    Date of Patent: September 26, 1989
    Assignee: Mazda Motor Corporation
    Inventors: Saburo Harada, Tatsuo Fujinaka