Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7594389 | Method for diagnosing a secondary-air system of an internal combustion engine | Bernd Kesch, Detlef Heinrich, Christof Thiel, Juergen Foerster | 2009-09-29 |
| 6877487 | Method, device and computer program for operating an internal combustion engine, and internal combustion engine | Bernhard Vogt, Manfred Hundhausen, Thomas Wenzler | 2005-04-12 |
| 6813933 | Method and device for positioning measuring displays for measuring ion currents | Markus Ketterer, Juergen Foerster | 2004-11-09 |
| 6758190 | Method and device for controlling an output variable of a drive unit in the starting phase | Helmut Denz, Ruediger Weiss, Christof Thiel, Werner Hess, Martin Ludwig +1 more | 2004-07-06 |
| 6584955 | Method and device for phase recognition in a 4-stroke Otto engine with ion flow measurement | Markus Ketterer, Klaus-Juergen Wald, Juergen Foerster | 2003-07-01 |
| 6483311 | Method and device for evaluating ionic current signals for assessing combustion processes | Markus Ketterer, Klaus-Juergen Wald, Juergen Foerster | 2002-11-19 |
| 6298837 | Method and device for regulating power in ignition systems with a primary-side short-circuiting switch | Markus Ketterer, Klaus-Juergen Wald, Juergen Foerster | 2001-10-09 |