Patents by Inventor Barry James Cullen

Barry James Cullen 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).

  • Tool inserts
    Publication number: 20040222113
    Abstract: A unit including a plurality of tool inserts, such as used in saw blades for use in woodworking. Each insert defines a working region and is adapted to be secured to a tool to present that region with a predetermined orientation. A body defines a plurality of discrete zones, each zone having an insert located therein such that the orientation of the working portion at each insert in the zone is the same.
    Type: Application
    Filed: November 10, 2003
    Publication date: November 11, 2004
    Inventors: Barry James Cullen, John David Glynn, Dermot Francis O'Malley, Peter John White
  • Cutting of ultra-hard materials
    Patent number: 6605798
    Abstract: The invention provides the use of a slab laser beam for the cutting of an ultra-hard material such as PCD or PCBN.
    Type: Grant
    Filed: November 12, 2001
    Date of Patent: August 12, 2003
    Inventor: Barry James Cullen