Patents by Inventor Charles Gregory Hartinger

Charles Gregory Hartinger 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).

  • Two piece seal
    Patent number: 5725221
    Abstract: A dynamic two-piece seal comprising a first member unaffected by the pressurization of the seal. A second member of the seal has projections which prevent relative motion between the first and second seal members.
    Type: Grant
    Filed: August 8, 1996
    Date of Patent: March 10, 1998
    Assignee: Ford Global Technologies, Inc.
    Inventors: Lev Pekarsky, Charles Gregory Hartinger