Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334978 | Valve device for a hydraulic circuit, and oil-pump regulating arrangement | Rolf Lappan, Christoph Sadowski, Lukas Romanowski | 2016-05-10 |
| 9133728 | Fluid pressure reversing valve | Rolf Lappan, Rolf Dohrmann, Franz-Josef Schnelker, Christoph Sadowski | 2015-09-15 |
| 9127780 | Solenoid valve | Franz-Josef Schnelker, Christoph Sadowski, Rolf Lappan, Rolf Dohrmann | 2015-09-08 |
| 9091365 | Electromagnetic pressure-regulating valve for controlling pressure-controlled components in motor vehicles | Alvito Fernandes, Max Hermann, Roman Morawietz | 2015-07-28 |
| 9062570 | Infinitely variable pressure-control valve | Franz-Josef Schnelker, Rolf Dohrmann, Christoph Sadowski | 2015-06-23 |
| 8752585 | Pressure control valve | Alvito Fernandes | 2014-06-17 |
| 8578968 | Electrical switching valve | Albert Denne | 2013-11-12 |
| 8579254 | Electromagnetic drive for a valve | Alvito Fernandes | 2013-11-12 |
| 8490944 | Electromagnetic valve having an adjustable magnetic flux | Alvito Fernandes | 2013-07-23 |
| 7213582 | Vent valve for a fuel tank | Volker Treudt | 2007-05-08 |
| 6659424 | Valve arrangement for pressure regulation of fuel supply in an internal combustion engine | Janusz Zurke, Albert Denne | 2003-12-09 |
| 5676345 | Electromagnetic valve | Janusz Zurke, Horst Scheiff | 1997-10-14 |
| 5524593 | Electropneumatic control valve | Albert Denne, Gerhard Parthe | 1996-06-11 |
| 5144102 | Fluid pressure switch adapted for low fluid pressure and throughputs | — | 1992-09-01 |