Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577469 | Device for controlling a valve of an internal combustion engine | Leopold Muller | 1996-11-26 |
| 5402756 | Valve control mechanism | Joachim Böhme, Leopold Muller | 1995-04-04 |