Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410955 | Proportional valve assembly for refrigerants | Hartmut Weber | 2025-09-09 |
| 10714250 | Electromagnetic actuator | Bernhard Schatz, Hartmut Weber | 2020-07-14 |
| 8791780 | Hydraulic transmission valve | Drazen Boban, Bernd Franz, Thomas Jacob, Andreas Knecht, Hartmut Weber | 2014-07-29 |
| 8074673 | Freeze-resistant metering valve | Stefan Klotz, Matthias Bleeck | 2011-12-13 |
| 7594516 | Freeze-resistant metering valve | Stefan Klotz, Matthias Bleeck | 2009-09-29 |
| 7296689 | Filter cartridge for liquid media at risk for freezing, particularly for use in fuel cell operated vehicles and in internal combustion engines | Stefan Klotz | 2007-11-20 |
| 7156239 | Filter unit for freezable liquids, particularly for a metering unit of an exhaust gas treatment device | Stefan Klotz | 2007-01-02 |
| 7000381 | Device for exhaust gas after treatment of motor vehicles, in particular, diesel engine vehicles | — | 2006-02-21 |
| 6981429 | Actuating device, especially a hydraulic or pneumatic actuator, for transmissions of vehicles, particularly motor vehicles | Hartmut Weber, Alfred Trzmiel | 2006-01-03 |
| 6779497 | Valve stroke control for internal combustion engines of motor vehicles | — | 2004-08-24 |
| 6752372 | Valve magnet | — | 2004-06-22 |
| 6374784 | Valve control mechanism for intake and exhaust valves of internal combustion engines | Dieter Tischer, Alfred Trzmiel, Herbert Panowitz | 2002-04-23 |
| 6246309 | Potted device | Wolfgang Heinz | 2001-06-12 |
| 6205964 | Damping device for movable masses, preferably for electromagnetic systems | Dieter Tischer, Alfred Trzmiel | 2001-03-27 |
| 4714007 | Shuttle piston cylinder | — | 1987-12-22 |