Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655348 | Port system, especially an induction manifold for an internal combustion engine | Thomas Jessberger, Rudolf Leipelt, Stefan Maier, Holger Paffrath, Herbert Pietrowski +2 more | 2003-12-02 |
| 6591805 | Port system, especially an induction manifold for an internal combustion engine | Jan Karlsson, Rudolf Leipelt, Stefan Maier, Holger Paffrath, Robert Vaculik | 2003-07-15 |
| 6578537 | Welded intake device for an internal combustion engine | Ingo Koch, Herbert Pietrowski, Matthias Teschner | 2003-06-17 |
| 6517614 | Plastic hollow structure | Stephan Mengele | 2003-02-11 |