Patents by Inventor John Owen Fowler

John Owen Fowler 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).

  • Submersible propulsor unit
    Patent number: 8147284
    Abstract: A submersible propulsor unit, comprising: a duct defined between a duct hub and a duct wall, the duct having a water inlet and a water outlet, a propeller means rotatably mounted within the duct, and an array of stator vanes extending between the duct hub and the duct wall, wherein the array of stator vanes comprises stator vanes having a first stiffness and stator vanes having a second stiffness.
    Type: Grant
    Filed: December 5, 2008
    Date of Patent: April 3, 2012
    Assignee: Rolls-Royce plc
    Inventors: Simon Banks, John Owen Fowler