| 11099547 |
Control-interaction method and communication device for carrying out a control interaction between an electronic operating system and an actuating system |
Rainer Oberheim |
2021-08-24 |
| 10400898 |
Control valve |
Anke Braeuer, Klaus Hoerschken |
2019-09-03 |
| 9952604 |
Field device for controlling a process fluid flow |
— |
2018-04-24 |
| 9528901 |
Device and method for quantifying a leakage flow on an actuator |
— |
2016-12-27 |
| 9523365 |
Decoupling of controlled variables in a fluid conveying system with dead time |
Domagoj Vnucec, Julian Fuchs, Ulrich Konigorski, Manfred Oesterle, Thomas Paulus |
2016-12-20 |
| 9157440 |
Method and system for controlling a process fluid stream and positioner |
Domagoj Vnucec, Dirk Hoffmann, Thomas Paulus, Manfred Oesterle |
2015-10-13 |
| 9068665 |
Process valve including a force measuring device |
Stefan Kolbenschlag, Karl-Bernd Schaertner |
2015-06-30 |
| 9046185 |
Method for determining an operating position of an open/closed-valve and field device |
Stefan Unland |
2015-06-02 |
| 9033308 |
Control device with improved stem connector and display |
Holger Eckholz, Eugen Nebel, Dirk Hoffmann |
2015-05-19 |
| 8869675 |
Actuating drive for positioning a final control element and method for capturing a position of the final control element |
Stefan Kolbenschlag, Karl-Bernd Schaertner, Frank Valentin-Rumpel |
2014-10-28 |
| 8820349 |
Control valve for adjusting a process medium flow of a technical process installation |
— |
2014-09-02 |
| 8474334 |
Process valve including a force measuring device |
Stefan Kolbenschlag, Karl-Bernd Schaertner |
2013-07-02 |
| 8292264 |
Flow adjustment apparatus and method for limiting the travel of an actuating rod of an actuator of the flow adjustment apparatus |
Heinfried Hoffmann, Eugen Nebel |
2012-10-23 |
| 7862003 |
Position controller |
Thomas Karte |
2011-01-04 |
| 7621170 |
Method and system for function testing a valve |
Heinfried Hoffmann, Thomas Karte |
2009-11-24 |
| 7406910 |
Device and method for controlling the position of a pneumatic actuator |
Ulrich Schulz |
2008-08-05 |
| 6267138 |
Method and means for monitoring a control apparatus |
Heinfried Hoffmann |
2001-07-31 |
| 6050296 |
Control apparatus |
Heinfried Hoffmann, Lothar Kemmler |
2000-04-18 |