Patents by Inventor Samuel John Clarke

Samuel John Clarke 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).

  • Airfoil for a third stage nozzle guide vane
    Patent number: 7722329
    Abstract: The present invention provides an airfoil for a third stage nozzle guide vane having an external surface with first and second sides. The external surface extends spanwise between a hub and a tip and streamwise between a leading edge and a trailing edge of the airfoil. The external surface includes a contour substantially defined by Table 1 as listed in the specification.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: May 25, 2010
    Assignee: Rolls-Royce Power Engineering plc
    Inventor: Samuel John Clarke
  • Airfoil for a third stage nozzle guide vane
    Publication number: 20070154316
    Abstract: The present invention provides an airfoil for a third stage nozzle guide vane having an external surface with first and second sides. The external surface extends spanwise between a hub and a tip and streamwise between a leading edge and a trailing edge of the airfoil. The external surface includes a contour substantially defined by Table 1 as listed in the specification.
    Type: Application
    Filed: December 20, 2006
    Publication date: July 5, 2007
    Inventor: Samuel John Clarke