Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9239572 | Safety switching device for setting a safety-related device to a safe state | — | 2016-01-19 |
| 8744805 | Monitoring system | — | 2014-06-03 |
| 8724333 | Electrical field device and expansion module for insertion into an electrical field device | Christoph Leifer | 2014-05-13 |
| 8675330 | Safety switching device for setting a safety-related device to a safe state | — | 2014-03-18 |
| 8531179 | Method and device for the detection of current asymmetries in three-phase circuits | Daniel Hawel, Elmar Schaper, Stephan Hansmeier, Lutz Heuer, Bernd Schulz | 2013-09-10 |
| 8363371 | Safety switching device for setting a safety-related device to a safe state | — | 2013-01-29 |
| 8321613 | Method and system for secure transmission of process data to be transmitted cyclically via a transmission channel between a master and a slave | — | 2012-11-27 |
| 8180940 | Method and system for transmission of cyclic and acyclic data over a transmission channel that takes into account real-time capability | — | 2012-05-15 |
| 7983049 | Electrical field device and expansion module for insertion into an electrical field device | Christoph Leifer | 2011-07-19 |