Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851911 | Video signal noise reduction circuit | Ernst Rau, Hans-Wilhelm Zappen | 1989-07-25 |
| 4711130 | Pressure measuring element | Hans J. Glas, Hans Hecht, Kurt Spitzenberger, Gunther Stecher | 1987-12-08 |
| 4601276 | Method of and device for regulating fuel-and-air mixture supplied to an internal combustion engine | Eckart Damson, Horst Franke, Helmut Maurer, Franz Rieger | 1986-07-22 |
| 4532013 | Method for monitoring operation of a current-limiting type gas sensor | Hermann Dietz, Ferdinand Grob, Harald Reber | 1985-07-30 |
| 4506186 | Spark plug and optical combustion sensor combination | Eckart Damson, Winfried Moser, Franz Rieger, Rainer Schubler | 1985-03-19 |
| 4496455 | Polarographic sensor and sensing system for determining oxygen content in gases | Ernst Linder, Helmut Maurer, Franz Rieger | 1985-01-29 |
| 4489596 | Spark plug with measuring means | Ernst Linder, Helmut Maurer | 1984-12-25 |
| 4475524 | Device for admitting exhaust gases and fuel-air mixtures into the cylinders of an internal combustion engine | Konrad Eckert, Ernst Linder, Wilhelm Polach, Heinz Britsch | 1984-10-09 |
| 4468949 | Apparatus for detecting operating data of an internal combustion engine | Ernst Linder, Karl-Otto Linn, Winfried Moser, Erich Zabler | 1984-09-04 |
| 4426986 | Apparatus for controlling the exhaust gas recirculation rate in an internal combustion engine | Helmut Maurer, Franz Rieger, Ernst Linder | 1984-01-24 |
| 4425788 | Combustion monitoring system for multi-cylinder internal combustion engine | Horst Franke, Ernst Linder, Winfried Moser, Franz Rieger | 1984-01-17 |
| 4422323 | Combustion process observation element construction | Ernst Linder, Helmut Maurer | 1983-12-27 |
| 4422321 | Combustion process sensor construction | Franz Rieger | 1983-12-27 |
| 4419190 | Method and apparatus to measure the operating temperature of solid electrolyte-type gas sensors | Hermann Dietz, Ferdinand Grob, Lothar Raff, Franz Rieger, Hans-Martin Wiedenmann | 1983-12-06 |
| 4419212 | Combination gas oxygen concentration and combustion light sensor | Hermann Dietz, Gerhard Holfelder, Harald Reber | 1983-12-06 |
| 4418672 | Fuel supply system | Franz Rieger, Ernst Linder | 1983-12-06 |
| 4413509 | Combustion process parameter sensor | Winfried Moser, Franz Rieger | 1983-11-08 |
| 4412446 | Optical combustion sensor, particularly for use with internal combustion engines | Ernst Linder, Helmut Maurer, Helmut Reum | 1983-11-01 |
| 4409815 | Combustion process sensor arrangement | Rainer Burkel, Cornelius Peter | 1983-10-18 |
| 4404841 | Optical combustion sensor system | Horst Franke, Ernst Linder, Winfried Moser, Franz Rieger | 1983-09-20 |
| 4394855 | Internal combustion engine with externally supplied ignition having an ignition chamber associated with the main combustion chamber | Reinhard Latsch, Ernst Linder, Helmut Maurer, Franz Rieger | 1983-07-26 |
| 4393687 | Sensor arrangement | Ernst Linder, Helmut Maurer | 1983-07-19 |
| 4391691 | Temperature compensated polarographic oxygen gas sensor and sensing system, particularly for automotive application | Ernst Linder, Helmut Maurer, Franz Rieger | 1983-07-05 |
| 4389373 | Heated ion current sensor for high temperatures | Ernst Linder, Helmut Maurer | 1983-06-21 |
| 4381748 | Method of regulating combustion in the combustion chambers of an internal combustion engine | Konrad Eckert, Ernst Linder, Helmut Maurer, Franz Rieger, Winfried Moser +3 more | 1983-05-03 |