Patents by Inventor Steve J. Zmuda

Steve J. Zmuda 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 restricting implement movement of a work machine
    Patent number: 6032093
    Abstract: A method and apparatus for controllably preventing an implement from damaging a work machine or itself, which may occur if the implement strikes the work machine, by restricting the movement of the implement. A boundary is established a predetermined distance from the work machine. By controllably restricting the movement of the implement when it approaches the boundary, the implement is prevented from making contact with the work machine.
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: February 29, 2000
    Assignee: Caterpillar Inc.
    Inventors: Lee R. Denbraber, Mark R. Hawkins, Ronald J. Penick, Steve J. Zmuda