Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7600531 | Valve with check valve | Helmut Patze, Uwe Paschen | 2009-10-13 |
| 7121553 | Bushing for a hydraulic valve | Bernd Weigand | 2006-10-17 |
| 7069951 | Proportional solenoid valve for a camshaft adjusting device of motor vehicles | — | 2006-07-04 |
| 6899126 | Check valve and valve arrangement comprising such a check valve | Bernd Weigand, Lorenz Lippert, Edwin Palesch, Gerold Sluka | 2005-05-31 |
| 6892759 | Valve having at least one screen | Lorenz Lippert, Bernd Weigand, Andreas Knecht | 2005-05-17 |
| 6315268 | Solenoid and hydraulic valve with a solenoid | Hans-Ulrich Leutwein, Lorenz Lippert | 2001-11-13 |
| 5871201 | Electromagnet with sleeve-shaped housing | Helmut Patze, Franz-Josef Schleifstein | 1999-02-16 |
| 5716051 | One-piece seal with fastening section and sealing section | Lorenz Lippert | 1998-02-10 |