Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976475 | Method for detecting a leakage in the intake port of a combustion engine, and a combustion engine equipped for implementing the method | Frank Kirschke | 2005-12-20 |
| 6895934 | Method for detection of a leak in the intake manifold of an internal combustion engine and internal combustion engine setup accordingly | Frank Kirschke, Kai-Uwe Lindemann | 2005-05-24 |