Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823838 | Switching assembly for closing intake lines of an air intake device and intake device incorporating same | Ingo Koch, Guenter Steiner | 2004-11-30 |
| 6807935 | Intake pipe for an internal combustion engine comprising at least two welded shells | Arthur Klotz, Ingo Koch, Matthias Teschner | 2004-10-26 |
| 6732695 | Intake manifold for an internal combustion engine | Thomas Jessberger, Ingo Koch, Helmut Neuschwander, Eckehard Mandel | 2004-05-11 |