Inventor · disambiguated record
Hubert Schierling
Also filed as: SCHIERLING HUBERT
49 granted patents·9 pending applications·328 citations·filing 1989–2021
98Inventor score
Top patents by PatentIndex Score
58 records- 0192US11362512B2Electronic switch with overvoltage limiterSIEMENS AG·Filed 2018·Granted Jun 14, 2022·4 cites·14 claims
- 0289US8873207B2Method for operating a ground fault interrupter as well as ground fault interrupter for a frequency converterDILLIG REINHOLD·Filed 2012·Granted Oct 28, 2014·10 cites·17 claims
- 0386US6850424B2Inverter with a line-side and load-side freewheeling pulse converter using SiC switching elementsSIEMENS AG·Filed 2002·Granted Feb 1, 2005·66 cites·5 claims
- 0485US7652585B2Method and device for detecting a degree of pollution of an operational converterSIEMENS AG·Filed 2005·Granted Jan 26, 2010·13 cites·10 claims
- 0584US11837864B2Pulse circuit for providing a fault current in a DC voltage power supply gridSIEMENS AG·Filed 2019·Granted Dec 5, 2023·2 cites·12 claims
- 0680US9007790B2Frequency converter and method for identifying and blocking a fault current in a frequency converterDILLIG REINHOLD·Filed 2012·Granted Apr 14, 2015·5 cites·7 claims
- 0777US11437807B2Electronic switchSIEMENS AG·Filed 2019·Granted Sep 6, 2022·2 cites·8 claims
- 0876US7394627B2Frequency converter having an intermediate circuit without any capacitorsSIEMENS AG·Filed 2007·Granted Jul 1, 2008·12 cites·9 claims
- 0975US7529111B2Drive controller for a self-commutated converterSIEMENS AG·Filed 2005·Granted May 5, 2009·12 cites·6 claims
- 1074US11075623B2Method for controlling a direct current switch, direct current switch, and DC voltage systemSIEMENS AG·Filed 2018·Granted Jul 27, 2021·2 cites·19 claims
- 1174US6603647B2Method for controlling freewheeling paths in a matrix converterSIEMENS AG·Filed 2002·Granted Aug 5, 2003·35 cites·6 claims
- 1273US7825533B2Transmission system for interchanging information data between an electrical load and an upstream converterSIEMENS AG·Filed 2006·Granted Nov 2, 2010·5 cites·11 claims
- 1372US10734800B2Method for preventing a dangerous, higher-frequency earth fault current for an electrical drive systemSIEMENS AG·Filed 2017·Granted Aug 4, 2020·1 cites·11 claims
- 1470US9595883B2Method for controlling a Vienna rectifierSIEMENS AG·Filed 2016·Granted Mar 14, 2017·2 cites·11 claims
- 1570US9318969B2Frequency converter with DC link capacitor and method for pre-charging the DC link capacitorSIEMENS AG·Filed 2013·Granted Apr 19, 2016·4 cites·17 claims
- 1670US7327053B2Electronic power circuitSIEMENS AG·Filed 2003·Granted Feb 5, 2008·24 cites·29 claims
- 1768US4884023AMethod and apparatus for determining the rotor resistance of a rotating-field machineSIEMENS AG·Filed 1989·Granted Nov 28, 1989·23 cites·14 claims
- 1866US9146166B2Method and apparatus for determining an electrical torque of an electrical machineSIEMENS AG·Filed 2013·Granted Sep 29, 2015·3 cites·9 claims
- 1966US6760239B2Method for controlling a matrix converterSIEMENS AG·Filed 2003·Granted Jul 6, 2004·19 cites·1 claims
- 2065US7622886B2Method for determination of the risk to disturbance-free operation of a frequency converterSIEMENS AG·Filed 2005·Granted Nov 24, 2009·7 cites·14 claims
- 2162US5635811AMethod and apparatus for standstill recognition when restarting a power converter-fed AC motor without a tachometer generatorSIEMENS AG·Filed 1995·Granted Jun 3, 1997·25 cites·13 claims
- 2261US10243357B2Apparatus and method for switching a direct currentSIEMENS AG·Filed 2013·Granted Mar 26, 2019·1 cites·10 claims
- 2361US7489124B2Process for determining the loading condition of a diode rectifier of a frequency converterSIEMENS AG·Filed 2005·Granted Feb 10, 2009·5 cites·6 claims
- 2460US12007452B2Locating a ground fault in a DC systemSIEMENS AG·Filed 2020·Granted Jun 11, 2024·0 cites·20 claims
- 2556US7997905B2Machine tool or production machine or robotSIEMENS AG·Filed 2007·Granted Aug 16, 2011·6 cites·10 claims
- 2655US12322675B2Electronic module comprising a pulsating heat pipeSIEMENS AG·Filed 2020·Granted Jun 3, 2025·0 cites·17 claims
- 2755US11942811B2Method for precharging a network sectionSIEMENS AG·Filed 2019·Granted Mar 26, 2024·0 cites·15 claims
- 2855US11913999B2Detection of a ground fault in a direct-current networkSIEMENS AG·Filed 2020·Granted Feb 27, 2024·0 cites·20 claims
- 2955US6862163B2Method and device for bridging brief power outages in a matrix converterSIEMENS AG·Filed 2004·Granted Mar 1, 2005·11 cites·32 claims
- 3054US7629600B2Arrangement comprising two elements which can be rotatably displaced in respect of one anotherSIEMENS AG·Filed 2008·Granted Dec 8, 2009·1 cites·14 claims
- 3153US11101642B2Method for operating a power distributing apparatus, and power distributing apparatusSIEMENS AG·Filed 2018·Granted Aug 24, 2021·0 cites·10 claims
- 3253US7301736B2Method and device for shutting down a drive with a matrix converter during a power outageSIEMENS AG·Filed 2004·Granted Nov 27, 2007·7 cites·25 claims
- 3352US11879929B2Method and device for automatically testing a switching memberSIEMENS AG·Filed 2020·Granted Jan 23, 2024·0 cites·2 claims
- 3452US8743572B2Lossy triphase low-pass filterSCHIERLING HUBERT·Filed 2009·Granted Jun 3, 2014·2 cites·9 claims
- 3551US11754613B2Locating a ground fault in a DC networkSIEMENS AG·Filed 2020·Granted Sep 12, 2023·0 cites·16 claims
- 3651US11431241B2Frequency converter with simplified pre-charging circuitSIEMENS AG·Filed 2019·Granted Aug 30, 2022·0 cites·6 claims
- 3750US5467000AMethod and apparatus for current regulating in a voltage-injecting converterSIEMENS AG·Filed 1994·Granted Nov 14, 1995·13 cites·11 claims
- 3849US11271395B2Method for operating a direct-current grid and direct-current gridSIEMENS AG·Filed 2018·Granted Mar 8, 2022·0 cites·16 claims
- 3949US10742135B2Energy recovery rectifier deviceSIEMENS AG·Filed 2017·Granted Aug 11, 2020·0 cites·12 claims
- 4049US9509234B2Method for operating a drive control device, facility with means for executing the method and drive control device with such a facilitySIEMENS AG·Filed 2014·Granted Nov 29, 2016·0 cites·12 claims
- 4148US10727668B2Efficient pre-charging of sections of a DC voltage networkSIEMENS AG·Filed 2018·Granted Jul 28, 2020·0 cites·13 claims
- 4247US8441114B2Electronic circuit composed of sub-circuits and method for producingBIRNER MARTIN·Filed 2008·Granted May 14, 2013·1 cites·17 claims
- 4347US2011043082A1Converter motorSIEMENS AG·Filed 2008·Application pending·0 cites
- 4445US6914397B2Reduction of interference currents in a group of synchronized, variable speed electric drivesSIEMENS AG·Filed 2003·Granted Jul 5, 2005·5 cites·12 claims
- 4545US2023307311A1Semiconductor module comprising a heat sinkSIEMENS AG·Filed 2021·Application pending·0 cites
- 4644US12003091B2Circuit breaker device for DC voltageSIEMENS AG·Filed 2020·Granted Jun 4, 2024·0 cites·21 claims
- 4744US11973434B2Clamping circuit in a rectifier with more than two potentials provided on the output sideSIEMENS AG·Filed 2020·Granted Apr 30, 2024·0 cites·2 claims
- 4844US9859820B2Converter and method for operating sameSIEMENS AG·Filed 2014·Granted Jan 2, 2018·0 cites·5 claims
- 4942US8208813B2Machine with optical communication from a first machine part to a second machine part which rotates relative to the first machine partSCHIERLING HUBERT·Filed 2008·Granted Jun 26, 2012·0 cites·10 claims
- 5042US2020099249A1Optimized structure of a dc voltage system and method in the event of failure of the supplying networkSIEMENS AG·Filed 2018·Application pending·0 cites
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →