Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318000 | Device for adjusting the throttle valve of an internal combustion engine and method for testing the device | Udo Frinzel, Joachim Kuhn | 1994-06-07 |
| 5247217 | Safety system for a stepper-motor drive | Udo Frinzel, Hans Schreiber, Herbert Zimmer, Andreas Noichl, Manfred Trefalt +1 more | 1993-09-21 |
| 5134978 | Apparatus for controlling the degree of opening of an idling fill level regulator | Erwin Achleitner | 1992-08-04 |
| 5060160 | Method for calculating the quantity of fuel to be supplied to an internal combustion engine | — | 1991-10-22 |
| 4846132 | Arrangement for the identification of the mass air stream supplied to the cylinders of an internal combustion engine | — | 1989-07-11 |