Patents by Inventor Hugh M. O. Pratt

Hugh M. O. Pratt 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).

  • Load monitor
    Patent number: 4977783
    Abstract: A load cell for use in load measuring systems. The load cell is comprised of chain links to be secured to a load. A sensor is associated with at least one link of the chain. The sensor is able to measure a load applied to the link.
    Type: Grant
    Filed: February 2, 1990
    Date of Patent: December 18, 1990
    Assignee: Thomas J. Barnes
    Inventor: Hugh M. O. Pratt