Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4603670 | Method of and device for lambda-regulation of fuel mixture for an internal combustion engine | Richard Bertsch, Dieter Gunther, Ulrich Steinbrenner | 1986-08-05 |
| 4549519 | Method for operating an apparatus for a fuel control system of an internal combustion engine during overrunning | Michael Horbelt, Peter Strauss, Peter Werner | 1985-10-29 |
| 4428345 | Fuel metering system for an internal combustion engine | Richard Bertsch, Dieter Gunther, Michael Horbelt, Bernd Kraus, Jurgen Penschuck +1 more | 1984-01-31 |
| 4392470 | Temperature responsive open/closed loop switching for lambda control | Dieter Gunther, Richard Bertsch, Siegfried Bottcher, Herbert Arnold, Michael Horbelt | 1983-07-12 |
| 4357922 | Method and apparatus for operating a fuel-supply system with lambda control | Gunter Rosenzopf, Wolfgang Rebmann, Ulrich Drews | 1982-11-09 |
| 4335696 | Method and apparatus for performing fuel mixture enrichment | Michael Horbelt, Ulrich Drews, Peter Werner, Otto Glockler, Dieter Gunther +1 more | 1982-06-22 |
| 4326488 | System for increasing the fuel feed in internal combustion engines during acceleration | Harro Herth, Cornelius Peter | 1982-04-27 |
| 4320732 | Method and apparatus for generating fuel injection control pulses for an internal combustion engine | Ulrich Drews, Peter Werner | 1982-03-23 |
| 4284050 | Apparatus for controlling the mixture composition in an internal combustion engine | Wadym Suchowerskyj, Peter Werner, Werner Mohrle, Urlich Drews | 1981-08-18 |
| 4254742 | Apparatus for adapting engine fuel supply to ambient air temperature | Ulrich Drews, Peter Werner, Lothar Winkelmann | 1981-03-10 |
| 4249498 | Apparatus for correcting a fuel apportionment signal in an internal combustion engine | Ulrich Drews, Michael Horbelt | 1981-02-10 |
| 4244340 | Method and apparatus for controlling fuel management for an internal combustion engine | Harro Herth, Ulrich Drews, Erich Singer, Bernd Kraus, Peter Werner | 1981-01-13 |
| 4240383 | Fuel metering device for an internal combustion engine | Michael Horbelt, Ulrich Drews, Richard Bertsch | 1980-12-23 |
| 4239022 | Method and apparatus for fuel control of an internal combustion engine during cold-starting | Ulrich Drews, Michael Horbelt, Peter Werner, Otto Glockler, Dieter Gunther +1 more | 1980-12-16 |
| 4231345 | Apparatus for controlling an electrical switching element in internal combustion engines | Ulrich Drews, Michael Horbelt, Bernhard Schmidt, Peter Werner | 1980-11-04 |
| 4227491 | Warm-up regulator for enriching the air-fuel mixture delivered to an internal combustion engine | Richard Bertsch | 1980-10-14 |
| 4205635 | Fuel mixture control system | Dieter Kirn, Ulrich Steinbrenner, Peter Werner, Ulrich Drews, Klaus Streit +2 more | 1980-06-03 |
| 4195598 | Method and apparatus for determining the injection time in externally ignited internal combustion engines | Jurgen Anlauf | 1980-04-01 |
| 4187806 | Fuel-air mixture control apparatus | Rudi Mayer, Bernd Kraus | 1980-02-12 |