Patents by Inventor Steven R. Manwaring

Steven R. Manwaring 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).

  • Periodic stator airfoils
    Patent number: 6439838
    Abstract: A stator includes a row of airfoils extending inwardly from a casing. The airfoils are spaced apart circumferentially from each other at a spacing varying in turn around the perimeter of the casing for reducing vibratory excitation of a downstream rotor stage.
    Type: Grant
    Filed: December 18, 1999
    Date of Patent: August 27, 2002
    Assignee: General Electric Company
    Inventors: David W. Crall, Steven R. Manwaring