Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8601990 | Valve operating device | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2013-12-10 |
| 8474420 | Variable compression ratio internal combustion engine with displaceable cylinder head and cylinder housing | Alexander Gaisberg-Helfenberg | 2013-07-02 |
| 8474422 | Camshaft unit | Jens Meintschel, Alexander Von Gaisberg-Helfenberg, Richard Jakobi | 2013-07-02 |
| 8474424 | Valve drive train device | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2013-07-02 |
| 8387579 | Valve drive train arrangement | Alexander Von Gaisberg-Helfenberg, Jens Meintschel | 2013-03-05 |
| 8353264 | Valve drive arrangement | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2013-01-15 |
| 8347837 | Internal combustion engine valve drive train switching arrangement | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2013-01-08 |
| 8347838 | Internal combustion engine valve drive train switching arrangement | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2013-01-08 |
| 8307794 | Internal combustion engine valve drive switching device | Markus Lengfeld, Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2012-11-13 |
| 8307795 | Internal combustion engine valve drive train switching device | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2012-11-13 |
| 8307797 | Internal combustion engine valve drive train shifting device | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2012-11-13 |
| 8291877 | Valve drive device | Jens Meintschel, Alexander Gaisberg-Helfenberg | 2012-10-23 |
| 8235011 | Actuating device | Markus Lengfeld, Jens Meintschel, Martin Ströer, Alexander Von Gaisberg-Helfenberg | 2012-08-07 |
| 8136491 | Stroke-transmitting device | Stefan Rudert, Alexander Von Gaisberg-Helfenberg | 2012-03-20 |
| 7958856 | Adjusting device for an internal combustion engine, in particular camshaft adjusting device | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2011-06-14 |
| 7934475 | Internal combustion engine having a variable compression ratio | Jens Meintschel, Tilmann Romheld, Dietmar Schroer, Alexander Gaisberg-Helfenberg | 2011-05-03 |
| 7827945 | Camshaft operating unit | Matthias Gregor, Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2010-11-09 |
| 7802548 | Camshaft adjusting device | Matthias Gregor, Jens Meintschel, Tilmann R{hacek over (o)}mheld, Petra Schulz, Alexander Von Gaisberg-Helfenberg | 2010-09-28 |
| 7661399 | Camshaft adjusting device | Matthias Gregor, Jens Meintschel, Alexander Gaisberg-Helfenberg | 2010-02-16 |
| 7578273 | Device for adjusting the phase angle between two rotating, drive-connected element | Jens Meintschel, Alexander Von-Gaisberg-Helfenberg | 2009-08-25 |
| 7578269 | Adjusting apparatus particularly for an internal combustion engine | Jens Meintschel, Tilmann Romheld, Alexander Von Gaisberg-Helfenberg | 2009-08-25 |
| 7444976 | Balance shaft for a multicylinder in-line engine | Werner Hofheinz, Bernhard Jutz, Timm Papenhagen, Karsten Unger | 2008-11-04 |
| 7438034 | Camshaft-adjusting device | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2008-10-21 |
| 7377243 | Adjusting mechanism for a camshaft arrangement | Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2008-05-27 |
| 7353789 | Angular camshaft position adjustment drive | Mathias Gregor, Jens Meintschel, Alexander Von Gaisberg-Helfenberg | 2008-04-08 |