Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9766290 | Method for operating a switching element | Siegfried Ruthardt, Holger Rapp, Wolfgang Stoecklein, Bernd Berghaenel, Marco Beier | 2017-09-19 |
| 9624884 | Method for operating a magnetic switching element | Siegfried Ruthardt, Holger Rapp, Wolfgang Stoecklein, Bernd Berghaenel, Marco Beier | 2017-04-18 |
| 9328707 | Fuel injector | Siegfried Ruthardt, Holger Rapp, Wolfgang Stoecklein, Bernd Berghaenel, Marco Beier | 2016-05-03 |
| 9206779 | Injection device | Jochen Doehring, Juergen Hanneke, Godehard Nentwig | 2015-12-08 |
| 9206758 | Method for operating a fuel injection system of an internal combustion engine | Siegfried Ruthardt, Holger Rapp, Wolfgang Stoecklein, Bernd Berghaenel, Marco Beier | 2015-12-08 |
| 8256209 | Device and method for regenerating a particulate filter | Volker Reusing, Stefan Stein | 2012-09-04 |
| 7850846 | Fuel filter | Julian De La Azuela, Juergen Gruen | 2010-12-14 |
| 7789069 | Check valve, and injector with hydraulic booster and check valve | Markus Leimser, Michael Stengele, Andreas Theurer, Christoph Butscher, Alexander Giehl | 2010-09-07 |
| 7721416 | Method for installing a magnet valve | Harald Volk, Andreas Sterr, Markus Bayer | 2010-05-25 |
| 7513441 | Valve for controlling a connection in a high-pressure fuel injection apparatus for an internal combustion engine | Christoph Hollmann, Michael Mennicken, Matthias Beck, Hubert Greif, Falk-Alexander Petry +1 more | 2009-04-07 |
| 7063077 | Electromagnetic valve-actuated control module for controlling fluid in injection systems | Uwe Schmidt, Ramon Junker, Hubert Greif | 2006-06-20 |
| 6908044 | Injector having inwardly opening valves connected in series | — | 2005-06-21 |
| 6886534 | Method for limiting the maximum injection pressure of magnet-controlled, cam-driven injection components | Uwe Schmidt | 2005-05-03 |
| 6837451 | Seat/slide valve with pressure-equalizing pin | Achim Brenk, Wolfgang Klenk, Uwe Gordon, Manfred Mack, Hubert Greif | 2005-01-04 |
| 6820594 | Valve for controlling a communication in a high-pressure fluid system, in particular in a fuel injection system for an internal combustion engine | Walter Egler, Christoph Hollmann, Hubert Greif, Godehard Nentwig | 2004-11-23 |
| 6816050 | Size-reduced magnet coil carrier | Bernhard Just, Uwe Schmidt, Ramon Junker, Thomas Christmann | 2004-11-09 |
| 6688278 | Method and device for shaping the injection pressure course in injectors | Roger Potschin, Ulrich Projahn | 2004-02-10 |
| 6688289 | Fuel injection system for internal combustion engines | Roger Potschin, Juergen Gruen, Ulrich Projahn | 2004-02-10 |
| 6659086 | Fuel injection apparatus for internal combustion engines | Roger Potschin, Juergen Gruen, Ulrich Projahn | 2003-12-09 |
| 6651626 | Fuel injection apparatus for internal combustion engines | Roger Potschin, Juergen Gruen, Ulrich Projahn | 2003-11-25 |
| 6644280 | Method for injection fuel, with multiple triggering of a control valve | Anja Melsheimer, Volker Reusing, Volker Leifert | 2003-11-11 |
| 6637670 | Fuel injection device for an internal combustion engine having a pressure-holding valve | Roger Potschin, Jürgen Gruen, Ulrich Projahn | 2003-10-28 |
| 6582209 | Fuel injection system for internal combustion engines | — | 2003-06-24 |
| 6575139 | Injection device comprising an actuator for controlling the needle stroke | Roger Potschin, Ulrich Projahn | 2003-06-10 |
| 6540160 | Fuel injection device for an internal combustion engine | Roger Potschin, Ulrich Gruen, Ulrich Projahn | 2003-04-01 |