Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009844 | Cast cylinder head and method for manufacturing same | Arnold Kaden, Jochen Betsch | 2000-01-04 |
| 5988120 | Liquid-cooled cylinder block and crankcase | Jochen Betsch, Arnold Kaden | 1999-11-23 |
| 5868107 | Liquid-cooled multi-cylinder internal combustion engine | Jochen Betsch | 1999-02-09 |