Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982577 | Camshaft adjusting device | Jens Schaefer | 2018-05-29 |
| 9920660 | Camshaft adjuster and method for operating a camshaft adjuster | Jens Schafer, Marco Hildebrand | 2018-03-20 |
| 9840947 | Camshaft adjusting device | Jens Schaefer, Marco Hildebrand | 2017-12-12 |
| 9249695 | Electric phasing of a concentric camshaft | Steven Burke, Craig Dupuis, Inhwa Chung, Jens Schaefer | 2016-02-02 |
| 8950371 | Three-shaft transmission having an elastic coupling element | Jens Schaefer, Jeffrey S. Balko | 2015-02-10 |
| 8813703 | Method for adjusting a crankshaft of an internal combustion engine, camshaft adjustment system, and internal combustion engine having an adjustable crankshaft | Jens Schaefer | 2014-08-26 |
| 8485150 | Group of multiple camshafts with camshaft adjusters | Jens Schafer | 2013-07-16 |
| 8141526 | Camshaft adjuster | Jens Schafer | 2012-03-27 |
| 8141527 | Camshaft adjuster having a variable ratio gear unit | Jens Schafer, Falko Arnold | 2012-03-27 |
| 8104439 | Camshaft adjuster | Jens Schafer | 2012-01-31 |
| 7934478 | Camshaft adjuster | Jens Schafer | 2011-05-03 |
| 7866288 | Device for varying the control times of an internal combustion engine | Jens Schafer | 2011-01-11 |
| 7832369 | Device for modifying the control times of an internal combustion engine | Jens Schafer | 2010-11-16 |
| 7793628 | Device for modifying the control times of an internal combustion engine | Jens Schafer | 2010-09-14 |
| 7779799 | Device for modifying control times of an internal combustion engine | Jens Schafer | 2010-08-24 |
| 7703425 | Electromotive camshaft adjuster | Jens Schafer, Jonathan Heywood | 2010-04-27 |
| 7644691 | Device for modifying the control times of an internal combustion engine | Jens Schafer | 2010-01-12 |
| 7597075 | Electrically driven camshaft adjuster | Jens Schafer, Martin Steigerwald, Jonathan Heywood | 2009-10-06 |
| 7588004 | Vane-type camshaft adjuster | Hermann Golbach | 2009-09-15 |
| 7380530 | Camshaft adjuster with a superposition drive | Jens Schafer, Falko Arnold | 2008-06-03 |
| 7284516 | Internal combustion engine with hydraulic device for adjusting the rotation angle of a camshaft in relation to a crankshaft | Ulrich Wierl, Rainer Ottersbach, Jochen Auchter, Hermann Wiehl | 2007-10-23 |
| 7188596 | Vane-type camshaft adjuster | Hermann Golbach | 2007-03-13 |
| 6964250 | Internal combustion engine with hydraulic device for adjusting the rotation angle of a camshaft in relation to a crankshaft | Ulrich Wierl, Rainer Ottersbach, Jochen Auchter | 2005-11-15 |
| 6892685 | Camshaft control device and control valve with leakage compensation | Rainer Ottersbach, Andreas Strauss, Jochen Auchter | 2005-05-17 |
| 6889641 | Camshaft control device and control valve with leakage compensation | Rainer Ottersbach, Andreas Strauss, Jochen Auchter | 2005-05-10 |