Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5901552 | Method of adjusting the air/fuel ratio for an internal combustion engine having a catalytic converter | Eberhard Schnaibel, Erich Schneider, Hans P. Geering, Christian Roduner, Esfandiar Shafai | 1999-05-11 |