Inventor · disambiguated record
Huazhen Chai
Also filed as: CHAI HUAZHEN · CHAI HUAZHEN H
20 granted patents·2 pending applications·37 citations·filing 2010–2023
91Inventor score
Files withHAMILTON SUNDSTRAND CORP17CHAI HUAZHEN2HAMILTON SUNDSTRAND CORP HSC1KHERALUWALA MUSTANSIR1SAID WALEED1
Top patents by PatentIndex Score
22 records- 0190US11456680B2Over-modulation pulse width modulation with maximum output and minimum harmonicsHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Sep 27, 2022·2 cites·4 claims
- 0287US9435263B2Thermal stress reduction in aircraft motor controllersHAMILTON SUNDSTRAND CORP·Filed 2014·Granted Sep 6, 2016·5 cites·6 claims
- 0386US8614870B2Active transient current control in electronic circuit breakersKHERALUWALA MUSTANSIR·Filed 2011·Granted Dec 24, 2013·10 cites·23 claims
- 0483US8786232B2Thermal stress reduction in aircraft motor controllersCHAI HUAZHEN·Filed 2012·Granted Jul 22, 2014·6 cites·10 claims
- 0576US9912279B2Circuit with current sharing alternately switched parallel transistorsHAMILTON SUNDSTRAND CORP·Filed 2015·Granted Mar 6, 2018·3 cites·12 claims
- 0676US9435264B2Thermal stress reduction in aircraft motor controllersHAMILTON SUNDSTRAND CORP·Filed 2014·Granted Sep 6, 2016·3 cites·8 claims
- 0775US10746803B2Fault detection and isolation in generator modulesHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Aug 18, 2020·1 cites·20 claims
- 0872US8630078B2Active AC inrush current controlCHAI HUAZHEN·Filed 2010·Granted Jan 14, 2014·3 cites·13 claims
- 0970US12184071B2Active rectifier with phase locked varying switch frequenciesHAMILTON SUNDSTRAND CORP·Filed 2023·Granted Dec 31, 2024·0 cites·20 claims
- 1070US10443388B2Heat pipe system for engine rotor coolingHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Oct 15, 2019·1 cites·20 claims
- 1166US8294409B2Control of pole-change induction motorsSAID WALEED·Filed 2010·Granted Oct 23, 2012·3 cites·16 claims
- 1263US10998706B2Laminated bus barsHAMILTON SUNDSTRAND CORP·Filed 2019·Granted May 4, 2021·0 cites·20 claims
- 1362US11879931B2Circuit testing and diagnosisHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Jan 23, 2024·0 cites·10 claims
- 1457US2024405572A1Reactive Current Injenction for Active Aerospace RectificationHAMILTON SUNDSTRAND CORP·Filed 2023·Application pending·0 cites
- 1555US11163013B2Electrical device partial discharge monitoringHAMILTON SUNDSTRAND CORP·Filed 2019·Granted Nov 2, 2021·0 cites·19 claims
- 1655US11042175B2Variable frequency voltage regulated AC-DC convertersHAMILTON SUNDSTRAND CORP·Filed 2019·Granted Jun 22, 2021·0 cites·15 claims
- 1755US2023366952A1Transient voltage suppressor condition monitoringHAMILTON SUNDSTRAND CORP·Filed 2023·Application pending·0 cites
- 1853US10126350B2Detection of damper resistor degradation and failuresHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Nov 13, 2018·0 cites·20 claims
- 1952US10044305B2Controlling aircraft VFG over voltage under fault or load-shedHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Aug 7, 2018·0 cites·16 claims
- 2050US11368106B2Power converter PWMHAMILTON SUNDSTRAND CORP HSC·Filed 2020·Granted Jun 21, 2022·0 cites·17 claims
- 2149US10320358B2Magnetically coupled contactless damperHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Jun 11, 2019·0 cites·20 claims
- 2248US10164598B2Power filter arrangement having a toroidal inductor packageHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Dec 25, 2018·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →