Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441593 | Fuel injection system of an internal combustion engine | Arnold Kaden, Klaus Roessler | 2016-09-13 |
| 6637189 | Method for the periodically desulfating a nitrogen oxide or sulfur oxide accumulator of an exhaust gas cleaning system | Walter Boegner, Bernd Krutzsch, Stefan Renfftlen, Christof Schoen, Dirk Voigtlaender +1 more | 2003-10-28 |
| 6318073 | Process and system for purifying exhaust gases of an internal-combustion engine | Walter Boegner, Bernd Krutzsch, Christof Schoen, Dirk Voigtlaender, Guenter Wenninger | 2001-11-20 |
| 6314940 | Fuel feed system for a spark-ignition internal combustion engine and a method of operating such an internal combustion engine | Juergen Frey, Stephan Kraemer | 2001-11-13 |
| 6161377 | Internal-combustion engine system having a nitrogen oxide storage catalyst and an operating process therefor | Walter Boegner, Bernd Krutzsch, Christof Schoen, Dirk Voigtlaender, Guenter Wenninger | 2000-12-19 |
| 6119450 | Process and system for purifying exhaust gases of an internal-combustion engine | Walter Boegner, Bernd Krutzsch, Christof Schoen, Dirk Voigtlaender, Guenter Wenninger | 2000-09-19 |
| 5983853 | Method of providing an ignitable fuel/air mixture in an internal combustion engine with direct fuel injection | Klaus Roessler, Stephan Kraemer, Christian Enderle | 1999-11-16 |
| 5904127 | Method of controlling an adjustable operating parameter of an internal combustion engine with direct fuel injection | Roland Kemmler, Peter Hohner, Bernd Baur | 1999-05-18 |