Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359970 | Valve drive for an internal combustion engine | — | 1994-11-01 |
| 5345898 | Valve operating mechanism for an internal-combustion engine | — | 1994-09-13 |
| 5143026 | Air induction system for an internal-combustion engine | Claus Brustle | 1992-09-01 |