Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379744 | Method and apparatus for controlling the amount of exhaust gas recycled in an internal combustion engine | Annette Luther | 1995-01-10 |
| 5309883 | Method for operating an internal combustion engine | — | 1994-05-10 |
| 4926634 | Method and apparatus for producing a homogeneous exhaust gas mixture in an exhaust system for an internal combustion engine having two banks of cylinders | Heinrich Putz, Friedhelm Nowitzki, Gunter Damm, Hartmut Bathelt, Gunter Kromer +1 more | 1990-05-22 |
| 4573440 | Method for limiting the speed of an internal combustion engine in a vehicle and device for same | Karl-Heinz Köhler | 1986-03-04 |