Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817173 | Method and device for simultaneous regulation of an intake air flow for an internal combustion engine and a secondary air flow in the exhaust system of the same internal combustion engine | Holger Paffrath, Karl-Ernst Hummel | 2004-11-16 |
| 6758491 | Safety arrangement for motor vehicles | — | 2004-07-06 |
| 6672292 | Fluid inlet for introducing a hot fluid into a hollow structure | — | 2004-01-06 |