Patents by Inventor Francis W. Skidmore

Francis W. Skidmore 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).

  • Gas turbine engines
    Patent number: 5138841
    Abstract: A modified Allison T56 turbo prop engine having reduced smoke emission and improved fuel economy. The air inlet apertures in primary combustion zone of the combustion liners are enlarged and shaped to allow more air to enter the combustion zone.
    Type: Grant
    Filed: May 2, 1990
    Date of Patent: August 18, 1992
    Assignee: The Commonwealth of Australia
    Inventor: Francis W. Skidmore