Patents by Inventor Stephen A. Schumann

Stephen A. Schumann 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).

  • Coolant passage inspection device and method of vehicle cylinder head coolant passage blockage detection
    Patent number: 7602486
    Abstract: A vehicle cylinder head coolant passage inspection device and a method for inspecting vehicle cylinder head coolant passages therewith. A device and method of the present invention can be used to detect blockages present within such coolant passages. A device and method of the present invention uses one or more fiber-optic probes that can both emit and receive light. The probe(s) are used with a sensor that can register light reflected by a blockage and received by a probe(s) while in a coolant passage. Reflected light readings registered by the sensor can be used to determine whether a blockage is present.
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: October 13, 2009
    Assignee: Honda Motor Co., Ltd.
    Inventors: Marc McDaniel, Charles Hoke, Chad J. Miller, Stephen A. Schumann
  • COOLANT PASSAGE INSPECTION DEVICE AND METHOD OF VEHICLE CYLINDER HEAD COOLANT PASSAGE BLOCKAGE DETECTION
    Publication number: 20080239303
    Abstract: A vehicle cylinder head coolant passage inspection device and a method for inspecting vehicle cylinder head coolant passages therewith. A device and method of the present invention can be used to detect blockages present within such coolant passages. A device and method of the present invention uses one or more fiber-optic probes that can both emit and receive light. The probe(s) are used with a sensor that can register light reflected by a blockage and received by a probe(s) while in a coolant passage. Reflected light readings registered by the sensor can be used to determine whether a blockage is present.
    Type: Application
    Filed: March 30, 2007
    Publication date: October 2, 2008
    Applicant: Honda Motor Co., Ltd.
    Inventors: Marc McDaniel, Charles Hoke, Chad J. Miller, Stephen A. Schumann