Patents by Inventor Robert L. Felton

Robert L. Felton 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).

  • Apparatus and method for removing cations and anions from an engine coolant liquid
    Patent number: 5692461
    Abstract: A radiator cap assembly for assisting in the removal of coolant from a radiator of an engine is disclosed. The cap has body member with openings at either end and an opening at the side. A conduit extends through the body member. Caps are provided for the traverse opening and another of the openings. A radiator cap member is adapted to secure the body member to a radiator opening.
    Type: Grant
    Filed: June 25, 1996
    Date of Patent: December 2, 1997
    Assignee: BG Products, Inc.
    Inventors: John P. Crovato, Ferdinand J. Crovato, Robert L. Felton, Harold E. Erwin, Galen R. Myers