Patents by Inventor Donald E. Troutman

Donald E. Troutman 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).

  • Clamping machine
    Patent number: 7815178
    Abstract: A device allowing essentially simultaneous clamping of at least two clamps, that may have different clamping strengths and/or clearance capacities.
    Type: Grant
    Filed: May 16, 2006
    Date of Patent: October 19, 2010
    Inventor: Donald E. Troutman