Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712364 | Cylinder head gasket | Gunther Unseld, Josef Ludwig | 2004-03-30 |
| 6676133 | Cylinder head gasket | Josef Ludwig, Gunther Unseld | 2004-01-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712364 | Cylinder head gasket | Gunther Unseld, Josef Ludwig | 2004-03-30 |
| 6676133 | Cylinder head gasket | Josef Ludwig, Gunther Unseld | 2004-01-13 |