Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6575132 | Direct injection, spark ignition internal combustion engine | Johannes Ernst, Benedikt Ganz, Rolf Klenk | 2003-06-10 |
| 6543408 | Internal combustion engine with direct fuel injection | Johannes Ernst, Bernhard Heel, Rolf Klenk, Frank Otto, Guido Vent | 2003-04-08 |