Patents by Inventor Sinji Furuta

Sinji Furuta 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).

  • Indexable end mill
    Patent number: 5882150
    Abstract: A indexable end mill of the present invention comprises a helical flute formed in the outer periphery of a shank as inclined at a required angle with respect to the axis of the shank, a plurality of indexable inserts attached to places in the helical flute rearwardly with respect to the axis of the rotated shank as spaced at required intervals along the helical flute, and recesses defined in the outer periphery of the shank as interposed between the indexable inserts.
    Type: Grant
    Filed: July 16, 1997
    Date of Patent: March 16, 1999
    Assignee: Dijet Industrial Co., Ltd.
    Inventors: Sinji Furuta, Hirofumi Ueno