Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808732 | Method for monitoring a gas sensor | Andreas Fritsch, Sabine Gräbe | 2023-11-07 |
| 10845332 | Method for the dynamic monitoring of a NOx sensor | Eckehard Knoefler | 2020-11-24 |
| 10627382 | Method for checking the functional capability of a nitrogen oxide sensor | Eckehard Knoefler | 2020-04-21 |
| 9316626 | Method and device for diagnosing electrodes in sensor elements | Goetz Reinhardt, Jens Wagner, Lothar Diehl, Bjoern Alexander Schuetz, Helge Schichlein +1 more | 2016-04-19 |
| 9222395 | Method for monitoring a pollutant conversion capacity in an exhaust gas aftertreatment system | Tobias Pfister | 2015-12-29 |
| 8806854 | Method for monitoring a catalytic converter | Andreas Genssle, Tobias Pfister | 2014-08-19 |
| 8695331 | Procedure to diagnose a particle filter and device to implement the procedure | Michael Kolitsch, Tobias Pfister | 2014-04-15 |
| 8578701 | Method for operating an internal combustion engine and device for implementing the method | Christian Walz, Matthias Loehr | 2013-11-12 |
| 8398844 | Method for diagnosing a NOx readings recorder | — | 2013-03-19 |
| 8347603 | Method for metering a reagent for the emission control of internal combustion engines and device for executing the method | Stefan Wickert, Michael Gerlach | 2013-01-08 |
| 8327696 | Monitoring of a particle limit value in the exhaust gas of an internal combustion engine | Enno Baars, Bernhard Kamp, Henrik Schittenhelm | 2012-12-11 |
| 7587925 | Method for operating a sensor for recording particles in a gas stream and device for implementing the method | Ralf Wirth, Heribert Haerle, Dirk Samuelsen, Werner Christl, Sabine Rösch +3 more | 2009-09-15 |
| 7568376 | Exhaust gas sensor | Rainer Strohmaier, Bernhard Kamp, Katharina Schaenzlin, Henrik Schittenhelm, Andreas Sturm | 2009-08-04 |
| 7458205 | Method for operating an internal combustion engine and device for implementing the method | Dirk Samuelsen | 2008-12-02 |
| 7428809 | Method for operating an internal combustion engine and a device for carrying out the method | Stefan Wickert, Dirk Samuelsen, Christian Walz | 2008-09-30 |
| 7263434 | Method for monitoring a component situated in an exhaust gas region of an internal combustion engine | Wolfgang Ripper, Stefan Wickert, Dirk Samuelsen, Klaus Mueller | 2007-08-28 |
| 6936149 | Gas sensor | Thomas Wahl, Harry Braun, Sven Boeffert, Lothar Diehl | 2005-08-30 |
| 6888109 | Heating device | Detlef Heimann, Lothar Diehl, Dieter Lindauer, Dietmar Seizinger | 2005-05-03 |