Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278061 | Method and apparatus for adjusting fuel injection control | Ulrich Drews | 1981-07-14 |
| 4254742 | Apparatus for adapting engine fuel supply to ambient air temperature | Hans Schnurle, Ulrich Drews, Lothar Winkelmann | 1981-03-10 |
| 4244344 | Ignition system with overvoltage and excess current protection | Werner Jundt, Herman Roozenbeek, Bernd Bodig | 1981-01-13 |
| 4244340 | Method and apparatus for controlling fuel management for an internal combustion engine | Harro Herth, Hans Schnurle, Ulrich Drews, Erich Singer, Bernd Kraus | 1981-01-13 |
| 4243971 | Test circuit for automotive passenger restraint systems | Wadym Suchowerskyj, Berthold Seibel | 1981-01-06 |
| 4239022 | Method and apparatus for fuel control of an internal combustion engine during cold-starting | Ulrich Drews, Michael Horbelt, Hans Schnurle, Otto Glockler, Dieter Gunther +1 more | 1980-12-16 |
| 4231345 | Apparatus for controlling an electrical switching element in internal combustion engines | Ulrich Drews, Hans Schnurle, Michael Horbelt, Bernhard Schmidt | 1980-11-04 |
| 4222352 | Electrically controlled fuel injection system | Ulrich Drews, Helmut Moder, Adolf Kugelmann | 1980-09-16 |
| 4205635 | Fuel mixture control system | Dieter Kirn, Ulrich Steinbrenner, Hans Schnurle, Ulrich Drews, Klaus Streit +2 more | 1980-06-03 |
| 4204508 | Ignition system for internal combustion engine | Werner Jundt, Bernd Bodig, Herman Roozenbeek | 1980-05-27 |
| 4198933 | Governor system for internal combustion engines | Albrecht Sieber, Peter Schulzke | 1980-04-22 |
| 4185603 | Supply voltage variation compensated ignition system for an internal combustion engine | Gerhard Sohner, Gerd Hohne, Ingo Gorille, Herman Roozenbeek | 1980-01-29 |