Patents by Inventor Arhur Watson

Arhur Watson 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).

  • Publication number: 20100166578
    Abstract: An electrical submersible pump according to one or more aspects of the present invention comprises a stator; a rotatably shaft; and a rotor bearing disposed between the shaft and the stator, the rotor bearing comprising carbide bearing sleeve receiving the shaft, wherein the carbide bearing sleeve does not form a keyway; and a device rotatively coupling the carbide bearing sleeve to the shaft.
    Type: Application
    Filed: December 21, 2009
    Publication date: July 1, 2010
    Inventor: Arhur Watson