Inventor · disambiguated record
Navid R. Zargari
Also filed as: ZARGARI NAVID · ZARGARI NAVID R · ZARGARI NAVID REZA
56 granted patents·5 pending applications·1,382 citations·filing 1997–2023
99Inventor score
Top patents by PatentIndex Score
61 records- 0198US9812990B1Spare on demand power cells for modular multilevel power converterROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Nov 7, 2017·18 cites·20 claims
- 0298US8619446B2Cascaded H-bridge (CHB) inverter level shift PWM with rotationLIU JINGBO·Filed 2012·Granted Dec 31, 2013·55 cites·20 claims
- 0397US8982593B2Cascaded H-Bridge (CHB) inverter level shift PWM with rotationROCKWELL AUTOMATION TECH INC·Filed 2013·Granted Mar 17, 2015·27 cites·20 claims
- 0497US7495410B2Systems and methods for improved motor drive power factor controlROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Feb 24, 2009·95 cites·22 claims
- 0597US7274576B1Power converter with reduced common mode voltageROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Sep 25, 2007·91 cites·25 claims
- 0696US11342878B1Regenerative medium voltage drive (Cascaded H Bridge) with reduced number of sensorsROCKWELL AUTOMATION TECH INC·Filed 2021·Granted May 24, 2022·8 cites·21 claims
- 0796US7990097B2Power conversion system and method for active damping of common mode resonanceROCKWELL AUTOMATION TECH INC·Filed 2008·Granted Aug 2, 2011·74 cites·31 claims
- 0895US9748862B2Sparse matrix multilevel actively clamped power converterROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Aug 29, 2017·14 cites·13 claims
- 0995US9325252B2Multilevel converter systems and sinusoidal pulse width modulation methodsNARIMANI MEHDI·Filed 2014·Granted Apr 26, 2016·28 cites·20 claims
- 1095US9083230B2Multilevel voltage source converters and systemsNARIMANI MEHDI·Filed 2013·Granted Jul 14, 2015·36 cites·23 claims
- 1195US8350397B2Current source converter-based wind energy systemROCKWELL AUTOMATION TECH INC·Filed 2011·Granted Jan 8, 2013·41 cites·20 claims
- 1295US8259426B2Variable frequency drive and methods for filter capacitor fault detectionXIAO YUAN·Filed 2010·Granted Sep 4, 2012·29 cites·28 claims
- 1395US8030791B2Current source converter-based wind energy systemROCKWELL AUTOMATION TECH INC·Filed 2008·Granted Oct 4, 2011·78 cites·22 claims
- 1495US6366483B1PWM rectifier having de-coupled power factor and output current control loopsROCKWELL AUTOMATION TECH INC·Filed 2000·Granted Apr 2, 2002·155 cites·16 claims
- 1594US9054589B2Method and apparatus for detecting power converter capacitor degradation using negative sequence currentsROCKWELL AUTOMATION TECH INC·Filed 2012·Granted Jun 9, 2015·16 cites·21 claims
- 1694US8810182B2Adaptive harmonic reduction apparatus and methodsZHOU HUA·Filed 2012·Granted Aug 19, 2014·14 cites·22 claims
- 1794US8587160B2Grid fault ride-through for current source converter-based wind energy conversion systemsDAI JINGYA·Filed 2010·Granted Nov 19, 2013·29 cites·16 claims
- 1894US8223511B2Common mode voltage reduction apparatus and method for current source converter based driveCHENG ZHONGYUAN·Filed 2010·Granted Jul 17, 2012·22 cites·15 claims
- 1994US7495938B2DC voltage balance control for three-level NPC power converters with even-order harmonic elimination schemeROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Feb 24, 2009·100 cites·19 claims
- 2094US6166929ACSI based drive having active damping controlROCKWELL TECH LLC·Filed 2000·Granted Dec 26, 2000·119 cites·24 claims
- 2193US9559541B2Modular multilevel converter and charging circuit thereforCHENG ZHONGYUAN·Filed 2015·Granted Jan 31, 2017·19 cites·20 claims
- 2293US8471514B2Adaptive harmonic reduction apparatus and methodsZARGARI NAVID·Filed 2010·Granted Jun 25, 2013·22 cites·30 claims
- 2391US9425705B2Method and apparatus for bypassing cascaded H-bridge (CHB) power cells and power sub cell for multilevel inverterROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Aug 23, 2016·6 cites·18 claims
- 2491US8044631B2Power conversion systems and methods for controlling harmonic distortionROCKWELL AUTOMATION TECH INC·Filed 2008·Granted Oct 25, 2011·37 cites·19 claims
- 2590US8937796B2Variable frequency drive and methods for filter capacitor fault detectionXIAO YUAN·Filed 2012·Granted Jan 20, 2015·9 cites·24 claims
- 2690US7511976B2Self powered supply for power converter switch driverROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Mar 31, 2009·39 cites·20 claims
- 2790US6269010B1CSI based drive having feedforward control of inverter input voltageROCKWELL TECH LLC·Filed 2000·Granted Jul 31, 2001·75 cites·10 claims
- 2888US9054599B2Power converter and integrated DC choke thereforWEI LIXIANG·Filed 2012·Granted Jun 9, 2015·9 cites·20 claims
- 2986US9372172B2Systems and methods for detecting partial discharge in electrical componentsROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Jun 21, 2016·4 cites·20 claims
- 3086US7800348B2Motor drive with VAR compensationROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Sep 21, 2010·27 cites·13 claims
- 3185US8379417B2Power converter and integrated DC choke thereforROCKWELL AUTOMATION TECH INC·Filed 2011·Granted Feb 19, 2013·5 cites·20 claims
- 3284US11211879B2Capacitor size reduction and lifetime extension for cascaded H-bridge drivesROCKWELL AUTOMATION TECH INC·Filed 2019·Granted Dec 28, 2021·5 cites·20 claims
- 3382US9362839B2Power converter with common mode voltage reductionWEI LIXANG·Filed 2011·Granted Jun 7, 2016·9 cites·13 claims
- 3480US8476859B2DC power for SGCT devices using a high frequency current loop with multiple current transformersBORTOLUS ANGELO·Filed 2010·Granted Jul 2, 2013·8 cites·20 claims
- 3578US9923469B2Motor drive filter dampingROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Mar 20, 2018·3 cites·19 claims
- 3676US10651760B1Reduced semiconductor device power cell voltage driveROCKWELL AUTOMATION TECH INC·Filed 2019·Granted May 12, 2020·1 cites·20 claims
- 3775US10389263B2Motor drive with silicon carbide MOSFET switchesROCKWELL AUTOMATION TECH INC·Filed 2017·Granted Aug 20, 2019·2 cites·20 claims
- 3874US10389213B2Apparatus for reduced voltage stress on AC motors and cablesROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Aug 20, 2019·1 cites·20 claims
- 3973US9831846B2Power conversion systemROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Nov 28, 2017·2 cites·20 claims
- 4073US9787212B2Motor drive with silicon carbide MOSFET switchesROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Oct 10, 2017·2 cites·16 claims
- 4170US8698335B2Low cost current source converters for power generation applicationDAI JINGYA·Filed 2010·Granted Apr 15, 2014·4 cites·20 claims
- 4267US8537575B2Power converter and integrated DC choke thereforXIAO YUAN·Filed 2013·Granted Sep 17, 2013·1 cites·20 claims
- 4364US9627994B2Cascaded H-bridge (CHB) inverter level shift PWM with rotationROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Apr 18, 2017·1 cites·20 claims
- 4464US8570775B2CMV reduction under bus transient conditionWEI LIXIANG·Filed 2011·Granted Oct 29, 2013·2 cites·24 claims
- 4563US5835364AHarmonic eliminating PWM converterALLEN BRADLEY CO·Filed 1997·Granted Nov 10, 1998·34 cites·20 claims
- 4662US12306266B2Measuring DC link capacitance in power conversion systemsROCKWELL AUTOMATION TECH INC·Filed 2023·Granted May 20, 2025·0 cites·20 claims
- 4762US11437938B2Systems and methods of multi-motor regenerative driveROCKWELL AUTOMATION TECH INC·Filed 2020·Granted Sep 6, 2022·0 cites·20 claims
- 4862US9007787B2Method and apparatus for bypassing Cascaded H-Bridge (CHB) power cells and power sub cell for multilevel inverterZARGARI NAVID·Filed 2012·Granted Apr 14, 2015·2 cites·25 claims
- 4961US10924026B2Regenerative cascaded H bridge power supplyROCKWELL AUTOMATION TECH INC·Filed 2020·Granted Feb 16, 2021·0 cites·10 claims
- 5061US9304111B2Systems and methods for detecting partial discharge in electrical componentsROCKWELL AUTOMATION TECH INC·Filed 2013·Granted Apr 5, 2016·1 cites·20 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →