Assignee
OMICRON ELECTRONICS GMBH
AU46 patents
Top patents by PatentIndex Score
US6608493B2Aug 19, 2003
Portable testing device
OMICRON ELECTRONICS GMBH29 citations89
US6396279B1May 28, 2002
Method and device for testing differential protection relays or differential protection relay systems
OMICRON ELECTRONICS GMBH115 citations88
US6418389B2Jul 9, 2002
Test system and test method for testing the operability of test samples
OMICRON ELECTRONICS GMBH19 citations85
US9366711B2Jun 14, 2016
Test device, test system and method for testing a power engineering test object
OMICRON ELECTRONICS GMBH16 citations83
US9632147B2Apr 25, 2017
Method for testing multiple spatially distributed protective devices of an energy supply network, and corresponding testing system
OMICRON ELECTRONICS GMBH14 citations79
US6987390B2Jan 17, 2006
Method for testing a transformer and corresponding test device
OMICRON ELECTRONICS GMBH15 citations79
US7292048B2Nov 6, 2007
Method and apparatus for measuring a dielectric response of an electrical insulating system
OMICRON ELECTRONICS GMBH10 citations76
US9547044B2Jan 17, 2017
Method and apparatus for the measurement of a resistance of a switching contact of an electrical circuit breaker
OMICRON ELECTRONICS GMBH5 citations69
US10955490B2Mar 23, 2021
Transformer test device and method for testing a transformer
OMICRON ELECTRONICS GMBH6 citations68
US10859612B2Dec 8, 2020
Method and testing device for testing wiring of transformers
OMICRON ELECTRONICS GMBH1 citations61
US10514402B2Dec 24, 2019
Contact-making device and method for making electrical contact with a test object
OMICRON ELECTRONICS GMBH1 citations61
US10353002B2Jul 16, 2019
Test system and method for testing a circuit breaker
OMICRON ELECTRONICS GMBH1 citations61
US9322880B2Apr 26, 2016
Measurement of a resistance of a switching contact of an electrical circuit breaker
OMICRON ELECTRONICS GMBH2 citations61
US9140756B2Sep 22, 2015
Measuring device for checking an electrical circuit breaker
OMICRON ELECTRONICS GMBH2 citations61
US9817053B2Nov 14, 2017
Method and apparatus for testing a transformer
OMICRON ELECTRONICS GMBH5 citations60
US11646580B2May 9, 2023
Electrical power system with improved functional security
OMICRON ELECTRONICS GMBH2 citations57
US10605867B2Mar 31, 2020
Test arrangement and method for testing a switching system
OMICRON ELECTRONICS GMBH1 citations53
US11163005B2Nov 2, 2021
Test device for testing a control unit of a switching apparatus of a switchgear
OMICRON ELECTRONICS GMBH0 citations52
US10746800B2Aug 18, 2020
Accumulator operated relay test device 1
OMICRON ELECTRONICS GMBH0 citations51
US10338111B2Jul 2, 2019
Method of monitoring operation of an electric power system and monitoring system
OMICRON ELECTRONICS GMBH1 citations51
USD852657SJul 2, 2019
Case for an instrument
OMICRON ELECTRONICS GMBH1 citations51
US10884072B2Jan 5, 2021
Method and apparatus for determining resistances in multiphase transformer using multiple injected currents in respective windings
OMICRON ELECTRONICS GMBH0 citations48
US9244113B2Jan 26, 2016
Method of locating faults on a cable
OMICRON ELECTRONICS GMBH1 citations48
US10914778B2Feb 9, 2021
Transformer testing device, and method for testing a transformer
OMICRON ELECTRONICS GMBH0 citations46
US9987928B2Jun 5, 2018
Method and device for testing a traction battery of an electric vehicle
OMICRON ELECTRONICS GMBH0 citations46
US9153956B2Oct 6, 2015
Test device for power engineering equipment and method for manufacturing a test device for power engineering equipment
OMICRON ELECTRONICS GMBH0 citations45
USD721606SJan 27, 2015
Test device
OMICRON ELECTRONICS GMBH3 citations45
US10809299B2Oct 20, 2020
Testing device and method for testing a control unit of a switching device of a switchgear installation
OMICRON ELECTRONICS GMBH0 citations43
US12379415B2Aug 5, 2025
Test system and main device and additional device thereof for testing an electric device
OMICRON ELECTRONICS GMBH0 citations42
US12244478B2Mar 4, 2025
Safe test arrangement
OMICRON ELECTRONICS GMBH0 citations42
US10775449B2Sep 15, 2020
Mobile transformer test device and method for testing a power transformer
OMICRON ELECTRONICS GMBH0 citations42
US10247782B2Apr 2, 2019
Method and system for testing a switching installation for power transmission installations
OMICRON ELECTRONICS GMBH0 citations42
US12327676B2Jun 10, 2025
High voltage transformer, method for producing a high voltage transformer and test system and test signal device comprising a high voltage transformer
OMICRON ELECTRONICS GMBH0 citations41
US12117504B2Oct 15, 2024
Method and apparatus for determining a state of capacitive voltage transformer
OMICRON ELECTRONICS GMBH0 citations41
US12203999B2Jan 21, 2025
High current source for a test system for testing an electrical power device, and test system
OMICRON ELECTRONICS GMBH0 citations40
US10804020B2Oct 13, 2020
Demagnetization device and method for demagnetizing a transformer core
OMICRON ELECTRONICS GMBH0 citations40
US10088509B2Oct 2, 2018
Checking a multi-pole electrical circuit breaker
OMICRON ELECTRONICS GMBH0 citations40
US10746810B2Aug 18, 2020
Switch apparatus, test apparatus and method for operating a switch apparatus for a measuring device for a transformer
OMICRON ELECTRONICS GMBH0 citations39
US10746813B2Aug 18, 2020
Test device and method for operating a test device
OMICRON ELECTRONICS GMBH0 citations36
US10768233B2Sep 8, 2020
Method and device for testing a tap changer of a transformer
OMICRON ELECTRONICS GMBH0 citations34
US10663516B2May 26, 2020
Method and device for testing a tap changer of a transformer
OMICRON ELECTRONICS GMBH0 citations34
US12582927B2Mar 24, 2026
Apparatus and method for degassing a device, and corresponding test system for gas analysis
OMICRON ELECTRONICS GMBH0 citations33
US12025647B2Jul 2, 2024
Apparatus and method for locating partial discharges in medium-voltage and high-voltage equipment
OMICRON ELECTRONICS GMBH0 citations33
US10794964B2Oct 6, 2020
Device and method for determining a parameter of a transformer
OMICRON ELECTRONICS GMBH0 citations32
US10746801B2Aug 18, 2020
Battery operated relay test device 2
OMICRON ELECTRONICS GMBH0 citations32
US12184247B2Dec 31, 2024
Switchable amplifier
OMICRON ELECTRONICS GMBH0 citations31