Patents by Inventor Stefan Dietrich Peter

Stefan Dietrich Peter 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).

  • Process for monitoring operation of an exhaust gas treatment system
    Patent number: 6367320
    Abstract: A process for monitoring the operation of a system for the aftertreatment of exhaust gas utilizes respective temperature sensors assigned to catalysts in the exhaust gas system. In addition, a sensor for detecting the NOx content in the exhaust gas is assigned to a reduction catalyst. The detected values, or functions thereof, are in each case compared with the definable reference values and when these definable limit values are exceeded, a corresponding defect information is triggered.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: April 9, 2002
    Assignees: Dr. Ing. h.c.F. Porsche Aktiengellschaft, AUDi AG, Bayerische Motoren Werke Aktiengesellschaft, DaimlerChrysler AG, Volkswagon AG
    Inventors: Paul Kueper, Stefan Dietrich Peter, Michael Illek, Jens Mueller, Christian Goerigk, Stefan Wessels