Patents by Inventor Daniel A Bialas

Daniel A Bialas 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).

  • Engine heater use detection systems and methods
    Patent number: 8166808
    Abstract: A diagnostic system includes a temperature derivative module and a heater use module. The temperature derivative module determines a derivative of a temperature of one of a fluid of an engine of a vehicle and a component of the engine measured by a temperature sensor after a vehicle startup event. The heater use module selectively indicates that an engine heater was used before the vehicle startup event based on the derivative.
    Type: Grant
    Filed: July 13, 2010
    Date of Patent: May 1, 2012
    Assignee: GM Global Technology Operations LLC
    Inventors: Daniel A Bialas, Igor Anilovich, John W. Siekkinen, Thomas F. Porlick