Patents by Inventor Gary Wayne Ward

Gary Wayne Ward 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).

  • Step-to-step wedge thread connections and related methods
    Patent number: 8984734
    Abstract: A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, and box wedge threads disposed on each of the first and second box steps, wherein an axial separation of the first and second pin steps differs from an axial separation of the first and second box steps.
    Type: Grant
    Filed: April 11, 2013
    Date of Patent: March 24, 2015
    Assignee: Hydril Company
    Inventors: David Llewellyn Mallis, Gary Wayne Ward