Patents by Inventor Steve E. Potopa

Steve E. Potopa 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).

  • Welding method for cylinder head repair
    Patent number: 4918805
    Abstract: A method for weld repair and rebuilding of worn and cracked diesel engine cylinder heads of the pot-type is used in railway locomotive diesel engines and the like. The method involves carefully controlled preheating, welding and cooling steps.
    Type: Grant
    Filed: December 22, 1988
    Date of Patent: April 24, 1990
    Assignee: General Motors Corporation
    Inventors: Kenneth J. Liszka, Daniel J. Dobruse, Steve E. Potopa, Charles E. Gammill, Jerry D. Gammill