Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647711 | Device for supplying exhaust gases from an internal combustion engine to a catalytic converter | Leo Spiegel, Ekkehard Pott | 2003-11-18 |
| 6626798 | Device and method for operating an internal combustion engine provided with a butterfly valve in overrun mode | Ekkehard Pott | 2003-09-30 |