Patents by Inventor David Wayne Riffel

David Wayne Riffel 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).

  • System and method for fault diagnosis
    Patent number: 6643592
    Abstract: A method and system for accessing a remote site by a field engineer faced with a machine fault. The remote site includes various expert systems and fault prediction tools to assist the field engineer. In the event the field engineer is unable to diagnose the fault and repair the machine the machine is returned to a repair center, accompanied by an automatically generated return code that identifies the various analysis conducted by the field engineer and the potential fault causes identified during that analysis process.
    Type: Grant
    Filed: October 5, 2000
    Date of Patent: November 4, 2003
    Assignee: General Electric Company
    Inventors: James Mark Loman, Kelvin Ma, David Wayne Riffel