Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565176 | Device for controlling the intake air temperature of a mixture-compressing internal combustion engine | Rudolf Leipelt, Rolf Fusser, Helmut Spannbauer | 1986-01-21 |
| 4231343 | Device for controlling the intake air temperature of a carburetor-equipped internal combustion engine | Volker Ernst, Rudi Hainle, Rudolf Leipelt | 1980-11-04 |