Patents by Inventor Christopher Obaditch

Christopher Obaditch 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).

  • FSW tool with graduated composition change
    Patent number: 10286481
    Abstract: A friction stir welding (FSW) tool tip is described. The tool tip comprises a pin portion and a body portion that meet to form a shoulder. The tool tip has a graduated change in composition along its length. In some embodiments, the alloy composition near the end of the pin differs from the alloy composition of the body by at least 0.5% by wt of at least one element. A method of manufacturing a FSW tool tip having a gradual compositional change is also described.
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: May 14, 2019
    Assignee: Fluor Technologies Corporation
    Inventors: Christopher Obaditch, Glenn J. Grant