Patents by Inventor Terry Richard Matthias

Terry Richard Matthias 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).

  • OPTIMUM POWDER PLACEMENT IN POLYCRYSTALLINE DIAMOND CUTTERS
    Publication number: 20140231151
    Abstract: A precise and reproducible method of making a cutter element for a cutting tool includes positioning at least a first material layer of powder; a substrate and sintering. Whereby the positioning is performed by a fill to weight system, and comprises depositing the first material at a rate of about 1 mg per second to about 300 mg per second by the automated system.
    Type: Application
    Filed: January 27, 2014
    Publication date: August 21, 2014
    Applicant: NATIONAL OILWELL VARCO, L.P.
    Inventors: Terry Richard Matthias, Mark Francis, Simon Brown, Kevin Emery, Paul Ellis, Michael Scott Nixon