Patents by Inventor William S. Speck

William S. Speck 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).

  • Low observable aircraft fastener treatment
    Patent number: 6315485
    Abstract: In accordance with the present invention, there is provided a low observable fastener for use with a panel structure having a panel bore formed therein. The panel structure has a RAM panel layer formed thereon. The RAM panel layer has a RAM panel layer bore formed therethrough aligned with the panel bore. The RAM panel layer bore defines an inner surface. The fastener is provided with a fastener head disposable within the panel bore. The fastener head has a tool engagement recess formed therein. The fastener is further provided with a RAM treatment layer disposed upon the fastener head. The RAM treatment layer has a fastener access bore aligned with the tool engagement recess of the fastener head. The RAM treatment layer further has a cylindrical outer surface sized and configured to be concentrically received by the inner surface of the RAM panel layer.
    Type: Grant
    Filed: August 13, 1999
    Date of Patent: November 13, 2001
    Assignee: Northrop Grumman Corporation
    Inventors: William S. Speck, Paul E. Otto