Patents by Inventor Joseph Swinehart

Joseph Swinehart 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).

  • USING MAGNETIC FORCE/FIELD FOR DRILL BITS AND OTHER CUTTING TOOLS
    Publication number: 20150047911
    Abstract: A cutting element assembly includes a rotatable cutting element having an axis of rotation extending axially therethrough, a cutting face and a body extending axially downward from the cutting face, at least one retention mechanism disposed adjacent to the rotatable cutting element, and a first magnet disposed at a back face of the rotatable cutting element.
    Type: Application
    Filed: August 14, 2014
    Publication date: February 19, 2015
    Inventors: Yuri Burhan, Youhe Zhang, Joseph Swinehart, Chen Chen