Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7216669 | Pressure regulating valve for common rail fuel injection systems | Stefan Holl | 2007-05-15 |
| 7165756 | Pressure regulating valve for common-rail fuel injection system | Stefan Holl | 2007-01-23 |
| 7121264 | Adjustable pressure regulating valve for fuel injection systems | Werner Wagner, Kurt Frank | 2006-10-17 |
| 7080818 | Pressure regulating valve for common-rail fuel injection system | Stefan Holl | 2006-07-25 |