Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7849830 | Spark plug | Georg Maul, Dieter Kuhnert | 2010-12-14 |
| 6422005 | Process and apparatus for the catalytic elimination of a pollutant from the exhaust gas from a combustion installation | Winfried Dolling, Wieland Mathes, Ronald Neufert, Rainer Tost, Dietmar Weisensel +2 more | 2002-07-23 |
| 6192676 | Device for reducing the NOx content in the exhaust gas of an internal combustion engine | Jurgen Zurbig, Winfried Dolling, Rainer Tost | 2001-02-27 |
| 6173568 | Method and device for operating an internal combustion engine operating with an excess of air | Jurgen Zurbig, Rainer Tost, Winfried Dolling | 2001-01-16 |
| 5554908 | Precombustion chamber device | Dieter Kuhnert | 1996-09-10 |
| 5232477 | Device for controlling exhaust emission | Klaus Kurr, Karl-Heinrich Spies | 1993-08-03 |
| RE32301 | Method and apparatus for controlling the composition of the combustible mixture of an engine | Valerio Bianchi | 1986-12-09 |
| 4534327 | Externally ignited internal combustion engine | Hans Schlembach | 1985-08-13 |
| 4523559 | Internal combustion engine | Ernst Linder, Winfried Moser | 1985-06-18 |
| 4513708 | Method for igniting lean fuel-air mixtures and an apparatus to perform the method | Hans Schlembach, Dieter Scherenberg | 1985-04-30 |
| 4514656 | Combination sparkplug and combustion process sensor | Eckart Damson, Ernst Linder, Franz Rieger, Rainer Schussler | 1985-04-30 |
| 4509476 | Spark-plug assembly for internal-combustion engine | Erich Breuser, Wilhelm Grozinger, Gernot Wurfel | 1985-04-09 |
| 4465031 | Ignition plug with ignition chamber, and internal combustion engine provided therewith | Franz Bamer, Erich Breuser | 1984-08-14 |
| 4452189 | Separately ignited internal combustion engine with at least one main combustion chamber and an ignition chamber assigned to it | Helmut Maurer | 1984-06-05 |
| 4442807 | Method for igniting lean fuel-air mixtures and an apparatus to perform the method | Hans Schlembach, Dieter Scherenberg | 1984-04-17 |
| 4426987 | Method and apparatus for controlling the composition of the combustible mixture of an engine | Valerio Bianchi | 1984-01-24 |
| 4417556 | Method for closed-loop control of the instant of ignition | — | 1983-11-29 |
| 4416228 | Separately ignited internal combustion engine with at least one main combustion chamber and an ignition chamber | Walter Benedikt, Hans Schlembach | 1983-11-22 |
| 4394855 | Internal combustion engine with externally supplied ignition having an ignition chamber associated with the main combustion chamber | Ernst Linder, Helmut Maurer, Klaus Muller, Franz Rieger | 1983-07-26 |
| 4391248 | Method for closed-loop control of the ignition angle or the composition of the operational mixture furnished an internal combustion engine | — | 1983-07-05 |
| 4380986 | Method and apparatus for closed-loop control of the air number in a self-igniting internal combustion engine | Heinz Schober, Gerhard Muller, Valerio Bianchi | 1983-04-26 |
| 4377140 | Method and apparatus for closed-loop ignition time control | — | 1983-03-22 |
| 4372270 | Method and apparatus for controlling the composition of the combustible mixture of an engine | Valerio Bianchi | 1983-02-08 |
| 4361122 | Internal combustion engine with externally-supplied ignition, having one main combustion chamber per cylinder and one ignition chamber | — | 1982-11-30 |
| 4346625 | Apparatus for controlling an internal combustion engine | Valerio Bianchi | 1982-08-31 |