Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8459571 | Method and device for operating an injection valve, computer program and injection valve | Olaf Graupner | 2013-06-11 |
| 8365704 | Method and device for forming an electric control signal for an injection impulse | Jörg Beilharz, Uwe Lingener, Andreas Pfeifer, Richard Pirkl, Harald Schmidt +1 more | 2013-02-05 |
| 6488903 | Method for cleaning diesel engine exhaust gas | Wieland Mathes, Ronald Neufert, Dietmar Weisensel | 2002-12-03 |
| 6422005 | Process and apparatus for the catalytic elimination of a pollutant from the exhaust gas from a combustion installation | Winfried Dolling, Reinhard Latsch, Wieland Mathes, Ronald Neufert, Rainer Tost +2 more | 2002-07-23 |
| 6390068 | Method for monitoring an injection system | Andreas Hartke, Achim Przymusinski, Detlev Schoeppe | 2002-05-21 |
| 6148801 | Method for controlling a fuel quantity to be fed to an internal combustion engine and engine control device operating according to the method | — | 2000-11-21 |
| 6082102 | NO.sub.x reduction system with a device for metering reducing agents | Gerhard Wissler, Gunther Pajonk, Lothar Hofmann, Manfred Weigl, Wieland Mathes +2 more | 2000-07-04 |
| 6055961 | Method for monitoring a fuel pressure | Arno Friedrich, Andreas Hartke | 2000-05-02 |
| 6035829 | Method of specifying an injection-pressure setpoint value in an accumulator injection system | Andreas Hartke, Christian Birkner | 2000-03-14 |
| 5967117 | Method for determining a rotational speed for an idling control of an internal combustion engine | Benno Larisch, Hellmut Freudenberg | 1999-10-19 |
| 5950598 | Method for determining the injection time for a direct-injection internal combustion engine | Arno Friedrich | 1999-09-14 |
| 5934256 | Method for detecting irregular combustion processes in a multicylinder diesel internal combustion engine | Arno Friedrich | 1999-08-10 |
| 5921135 | Method and circuit configuration for gear detection in a motor vehicle transmission | Arno Friedrich | 1999-07-13 |
| 5900540 | Method for determining the compression in the cylinder of a supercharged internal combustion engine with direct injection | Arno Friedrich | 1999-05-04 |
| 5884602 | Process for suppressing torque jumps during operation of an internal combustion engine | Arno Friedrich | 1999-03-23 |
| 5791319 | Method for controlling an exhaust gas recirculation device in an internal combustion engine | Arno Friedrich | 1998-08-11 |