Patents by Inventor Phillip A. Diskin

Phillip A. Diskin 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).

  • Helically fluted tool
    Patent number: 5272940
    Abstract: A rotary cutting tool has a plurality of helical channels located in the body of the rotary cutting tool. Individual cutter segments are bonded within each helical channel to form a continuous helical cutting edge that is machined to a finished state. An area of the tool body adjacent to the helical channel is removed to create helical flutes. Preferably, the segments are cut from disks of polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PCBN).
    Type: Grant
    Filed: June 9, 1992
    Date of Patent: December 28, 1993
    Assignee: DiCO Corporation
    Inventor: Phillip A. Diskin