Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10920625 | Variable valve drive of a combustion piston engine | Dimitri Schott, Harald Elendt | 2021-02-16 |
| 8752518 | Switchable pressure supply device | Mathias Boegershausen, Michael Busse, Andreas Strauss | 2014-06-17 |
| 8707998 | Volume accumulator | Mathias Boegershausen | 2014-04-29 |
| 8608452 | Variable coolant pump | Alexander Draheim, Andreas Nendel, Jens Schaefer, Sandra Schaefer | 2013-12-17 |
| 8485152 | Switchable pressure supply device comprising a passive auxiliary pressure accumulator | Mathias Boegershausen, Michael Busse, Andreas Strauss | 2013-07-16 |
| 7987824 | Device for the hydraulic control of gas exchange valves of a reciprocating internal combustion engine | Michael Haas, Martin Rauch, Wolfgang Reik, Dirk Neubauer, Detlef Axmacher +2 more | 2011-08-02 |
| 7503115 | Electromagnetic hydraulic valve, in particular a proportional valve for controlling a device for adjusting the rotation angle of a camshaft relative to the crankshaft in an internal combustion engine, and a method for the production thereof | Klaus Daut | 2009-03-17 |
| 7481242 | Solenoid-operated directional control valve | — | 2009-01-27 |
| 7243680 | Electromagnetic hydraulic valve, in particular a 3/2-way directional control valve, for controlling a variable drive train of an internal combustion engine | Michael Kraemer | 2007-07-17 |
| 7137411 | Electromagnetic hydraulic valve, typically a 3/2 directional switching valve for controlling a variable valve train of an internal combustion engine | Michael Kraemer | 2006-11-21 |
| 6928967 | Electromagnetic hydraulic valve, in particular a proportional valve for controlling device for adjusting the rotation angle of a camshaft relative to the crankshaft in an internal combustion engine, and a method for the production thereof | Klaus Daut | 2005-08-16 |
| 6805080 | DEVICE FOR CHANGING THE CONTROL TIMES OF GAS EXCHANGE VALVES OF INTERNAL COMBUSTION ENGINE, PARTICULARLY ROTARY PISTON ADJUSTMENT DEVICE FOR ROTATION ANGLE ADJUSTMENT OF A CAMSHAFT RELATIVE TO A CRANKSHAFT | Jens Schafer, Andreas Strauss, Martin Scheidt | 2004-10-19 |
| 6631700 | Dual oil feed variable timed camshaft arrangement | Matthew Byrne Diggs, Michael Aimone, Hoa T. Dinh | 2003-10-14 |
| 6613221 | Sieve filter for fluid conduits, especially for hydraulic pressure lines in internal combustion engines | Frank Lauterbach, Rainer Ottersbach | 2003-09-02 |
| 6613220 | Sieve filter for fluid conduits, especially for hydraulic pressure lines in internal combustion engines | — | 2003-09-02 |
| 6609486 | Device for changing the control times of gas exchange valves in an internal combustion engine | Michael Trappe | 2003-08-26 |
| 6397801 | Valve timing control apparatus of an internal combustion engine | — | 2002-06-04 |
| 6313726 | Electromagnet, particularly a proportional magnet for operating a hydraulic valve | Martin Steigerwald, Jens Schafer | 2001-11-06 |
| 6267089 | Appliance for modifying the timing of gas-exchange valves of an internal combustion engine, in particular hydraulic camshaft adjustment device of rotary piston type | — | 2001-07-31 |
| 5934233 | Apparatus for adjusting the basic position of a camshaft adjustment unit of an internal combustion engine | Jochen Auchter, Andreas Strauss | 1999-08-10 |
| 5829399 | Pressure fluid supply system for a variable camshaft adjustment | Martin Scheidt, Dieter Goppelt, Manfred Wilhelm | 1998-11-03 |
| 5829398 | Valve timing control device for gas exchange valves on an internal combustion engine | Andreas Strauss, Martin Scheidt | 1998-11-03 |
| 5605121 | Device for adjusting valve timing in an internal combustion engine | Martin Scheidt, Andreas Strauss | 1997-02-25 |
| 5566651 | Device for continuous angular adjustment between two shafts in driving relationship | Andreas Strauss | 1996-10-22 |
| 5540197 | Device for adjusting valve timing in an internal combustion engine | Martin Scheidt | 1996-07-30 |