Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11336089 | Power conditioning circuit | Steffen Graber | 2022-05-17 |
| 9806518 | Methods of establishing and adjusting current limits for device couplers, and an electrical circuit for performing the methods | Gunther Rogoll | 2017-10-31 |
| 9762409 | Interface circuit having a data bus interface | Jan RINGKAMP, Steffen Graber | 2017-09-12 |
| 9755944 | Apparatus for testing data communications on two wire combined power and data network systems for automation | Gunther Rogoll | 2017-09-05 |
| 9054519 | Electrical circuit with surge protection monitoring | Gunther Rogoll | 2015-06-09 |
| 9046879 | Fault protection circuit for IEC 61158 fieldbus spur and method of using the same | Steffen Graber | 2015-06-02 |
| 9007069 | Method of testing a spur short circuit protection system and diagnostic device for performing the method | Gunther Rogoll | 2015-04-14 |
| 8867184 | Electrical circuit with redundant trunk | Gunther Rogoll | 2014-10-21 |
| 8797050 | IEC 61158-2 electrical circuit with water detection means comprising a physical layer attribute modifier | Gunther Rogoll | 2014-08-05 |
| 8467196 | Modular fieldbus segment protector | Gunther Rogoll | 2013-06-18 |
| 8392058 | Electrical communications circuit with spur diagnostics | Gunther Rogoll, Steffen Graber | 2013-03-05 |
| 8351176 | Intrinsically safe DSL circuit | Gunther Rogoll, Michael Kessler | 2013-01-08 |
| 8304930 | Fieldbus system with shared redundancy system | Gunther Rogoll | 2012-11-06 |
| 8274774 | Intrinsically safe communications circuit | Gunther Rogoll, Michael Kessler | 2012-09-25 |
| 8270134 | Electrical circuit with incendive arc prevention | Gunther Rogoll | 2012-09-18 |
| 7876544 | Electrical circuit with incendive arc prevention means | Michael Kessler, Gunther Rogoll, Martin Junker | 2011-01-25 |
| 7698103 | Diagnostic system for a modular fieldbus board | Gunther Rogoll | 2010-04-13 |
| 7687791 | Ethernet data signal transmission apparatus | Steffan Graber | 2010-03-30 |