Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8579252 | Actuator device having an open/close valve | — | 2013-11-12 |
| 8522598 | Method for checking the operational capability of a final control device | Volker Hirsch | 2013-09-03 |
| 8262060 | Actuating device for an on/off valve | Volker Hirsch | 2012-09-11 |
| 7401624 | Method for monitoring a pipeline and position regulator for a control valve | — | 2008-07-22 |