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 | Herbert Alf, Rudolf Leipelt, Helmut Spannbauer | 1986-01-21 |
| 4259936 | Device for electronically controlling the intake air temperature of an internal combustion engine | Walter Bach, Rainer Blumhardt, Karl-Heinz Ruckert | 1981-04-07 |