Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712364 | Cylinder head gasket | Josef Ludwig, Stefan Obermaier | 2004-03-30 |
| 6688606 | Gasket and a method for the manufacture thereof | Kurt Hohe | 2004-02-10 |
| 6676133 | Cylinder head gasket | Stefan Obermaier, Josef Ludwig | 2004-01-13 |