Patents by Inventor Sunao Setoguchi

Sunao Setoguchi 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).

  • Cutting-off tool
    Patent number: 5135336
    Abstract: A cutting-off tool having an insert having two side cutting edges formed by the ridge lines defined by a rake face and side flanks. These edges are chamfered so that the cutting edge at one side which is likely to hit the falling part of the material cut off is chamfered by a larger width than at the other side.
    Type: Grant
    Filed: July 11, 1990
    Date of Patent: August 4, 1992
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazuo Noguchi, Keiji Hirose, Sunao Setoguchi