Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5950420 | Method and arrangement for controlling exhaust emissions from an internal combustion engine | — | 1999-09-14 |
| 5544636 | Method for obtaining trigger signals to regulate energy conversion in the combustion chamber of an internal combustion engine | Winfried Oppermann | 1996-08-13 |
| 5250268 | Catalytic cleaning arrangement for exhaust from an internal combustion engine | — | 1993-10-05 |
| 5133184 | Method and apparatus for monitoring the conversion ratio of a catalytic converter | — | 1992-07-28 |
| 4895125 | Apparatus for the feedback of exhaust gases in an internal combustion engine | — | 1990-01-23 |
| 4616617 | Method and arrangement for combustion chamber identification in an internal combustion engine | Uwe Waschatz | 1986-10-14 |
| 4351281 | Method and system for operation of a spark-ignited internal combustion engine | Heinz Theuerkauf, Klaus Stamm | 1982-09-28 |
| 4344397 | Method for operation of a spark-ignited internal combustion engine and arrangement for execution of the method | Heinz Theuerkauf | 1982-08-17 |
| 4338899 | Method and apparatus for controlling the idling operation of a spark-ignited internal combustion engine | Klaus Stamm, Reinhard Bruning, Manfred Meyer | 1982-07-13 |
| 4261315 | Method and apparatus for controlling the operation of an internal combustion engine with spark ignition | Klaus Stamm | 1981-04-14 |