Inventor · disambiguated record
Vietson M. Nguyen
Also filed as: NGUYEN VIETSON · NGUYEN VIETSON M
55 granted patents·5 pending applications·1,587 citations·filing 1984–2014
99Inventor score
Files withSUNDSTRAND CORP30HAMILTON SUNDSTRAND CORP11NGUYEN VIETSON M7ROZMAN GREGORY I6SWENSON JOSH C3
Top patents by PatentIndex Score
60 records- 0198US5581168AStarter/generator system with DC link current controlSUNDSTRAND CORP·Filed 1994·Granted Dec 3, 1996·129 cites·17 claims
- 0297US5430362AEngine starting system utilizing multiple controlled acceleration ratesSUNDSTRAND CORP·Filed 1993·Granted Jul 4, 1995·198 cites·20 claims
- 0397US4947100APower conversion system with stepped waveform inverter having prime mover start capabilitySUNDSTRAND CORP·Filed 1989·Granted Aug 7, 1990·98 cites·8 claims
- 0496US5281905AInduction machine based hybrid aircraft engine starting/generating power systemSUNDSTRAND CORP·Filed 1989·Granted Jan 25, 1994·85 cites·20 claims
- 0594US5600548ADC content control for an inverterSUNDSTRAND CORP·Filed 1994·Granted Feb 4, 1997·117 cites·15 claims
- 0694US5012177APower conversion system using a switched reluctance motor/generatorSUNDSTRAND CORP·Filed 1989·Granted Apr 30, 1991·82 cites·11 claims
- 0794US4935857ATransistor conduction-angle control for a series-parallel resonant converterSUNDSTRAND CORP·Filed 1989·Granted Jun 19, 1990·89 cites·23 claims
- 0891US8519686B2SSPC for soft start of DC link capacitorROZMAN GREGORY I·Filed 2010·Granted Aug 27, 2013·13 cites·18 claims
- 0991US4694383AController for a resonant converterSUNDSTRAND CORP·Filed 1986·Granted Sep 15, 1987·55 cites·18 claims
- 1087US8395873B2SSPC with dual fault detectorsROZMAN GREGORY I·Filed 2010·Granted Mar 12, 2013·8 cites·12 claims
- 1187US8199545B2Power-conversion control system including sliding mode controller and cycloconverterNGUYEN VIETSON M·Filed 2009·Granted Jun 12, 2012·25 cites·20 claims
- 1286US8390151B2SSPC with active current limitingROZMAN GREGORY I·Filed 2010·Granted Mar 5, 2013·13 cites·18 claims
- 1385US4695933AMultiphase DC-DC series-resonant converterSUNDSTRAND CORP·Filed 1985·Granted Sep 22, 1987·87 cites·10 claims
- 1480US9099926B2System and method for connecting the midpoint of a dual-DC bus to groundHAMILTON SUNDSTRAND CORP·Filed 2012·Granted Aug 4, 2015·5 cites·8 claims
- 1579US8432137B2Power generating system with flux regulated generatorROZMAN GREGORY I·Filed 2009·Granted Apr 30, 2013·11 cites·19 claims
- 1679US5040105AStepped-waveform inverter with eight subinvertersSUNDSTRAND CORP·Filed 1989·Granted Aug 13, 1991·39 cites·8 claims
- 1778US8982587B2Compensating ripple on pulse with modulator outputsNGUYEN VIETSON M·Filed 2012·Granted Mar 17, 2015·6 cites·9 claims
- 1877US9584039B2Regulated AC-DC hybrid rectifierHAMILTON SUNDSTRAND CORP·Filed 2014·Granted Feb 28, 2017·4 cites·14 claims
- 1977US8427108B2Method for controlling an electric accumulator unitSWENSON JOSH C·Filed 2010·Granted Apr 23, 2013·7 cites·24 claims
- 2076US5041957AStepped-waveform inverter with six subinvertersSUNDSTRAND CORP·Filed 1989·Granted Aug 20, 1991·37 cites·8 claims
- 2175US9537307B2Overvoltage protection method and deviceSAGONA JOHN DUWARD·Filed 2011·Granted Jan 3, 2017·4 cites·5 claims
- 2272US9172301B2Synchronous rectification in the three-level inverter-converter topologiesHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Oct 27, 2015·3 cites·16 claims
- 2372US7952896B2Power conversion architecture with zero common mode voltageHAMILTON SUNDSTRAND CORP·Filed 2008·Granted May 31, 2011·10 cites·16 claims
- 2468US9293985B2Method of reducing input current distortion in a rectifierHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Mar 22, 2016·2 cites·11 claims
- 2568US5282125APower generation system with soft-start circuitSUNDSTRAND CORP·Filed 1992·Granted Jan 25, 1994·36 cites·19 claims
- 2668US5047914ACurrent controlled inverterSUNDSTRAND CORP·Filed 1989·Granted Sep 10, 1991·25 cites·20 claims
- 2767US5317498AElectrical power generation systemSUNDSTRAND CORP·Filed 1992·Granted May 31, 1994·41 cites·23 claims
- 2867US4862342ADC to AC inverter with neutral having a resonant circuitSUNDSTRAND CORP·Filed 1987·Granted Aug 29, 1989·29 cites·8 claims
- 2966US5031086AHybrid power systemSUNDSTRAND CORP·Filed 1989·Granted Jul 9, 1991·25 cites·3 claims
- 3065US8134331B2Motor drive system with flux regulated PM generatorROZMAN GREGORY I·Filed 2009·Granted Mar 13, 2012·5 cites·17 claims
- 3165US5065303ATransformer-coupled and phase-shifted inverterSUNDSTRAND CORP·Filed 1990·Granted Nov 12, 1991·33 cites·25 claims
- 3264US5666278AHigh voltage inverter utilizing low voltage power switchesSUNDSTRAND CORP·Filed 1994·Granted Sep 9, 1997·29 cites·13 claims
- 3364US5559686AStepped waveform inverter controlSUNDSTRAND CORP·Filed 1994·Granted Sep 24, 1996·32 cites·10 claims
- 3463US8324869B2Method and apparatus for average current controlNGUYEN VIETSON M·Filed 2010·Granted Dec 4, 2012·2 cites·18 claims
- 3561US8553381B2Gradually reducing resistive clampNGUYEN VIETSON M·Filed 2011·Granted Oct 8, 2013·1 cites·14 claims
- 3661US7619327B2Hybrid electromechanical power transfer systemHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Nov 17, 2009·5 cites·13 claims
- 3760US9362844B2Method of deriving switch current signals in a rectifierHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Jun 7, 2016·1 cites·16 claims
- 3860US8461717B2Active filtering electrical accumulator unitSWENSON JOSH C·Filed 2010·Granted Jun 11, 2013·2 cites·26 claims
- 3957US8299738B2Multi-tasking power processor for a vehicle electric systemROZMAN GREGORY I·Filed 2009·Granted Oct 30, 2012·3 cites·14 claims
- 4057US5657214AStepped waveform PWM inverterSUNDSTRAND CORP·Filed 1991·Granted Aug 12, 1997·23 cites·15 claims
- 4157US4931919ASystem for converting variable frequency multiple phase alternating current into constant frequency multiple phase alternating current with neutralSUNDSTRAND CORP·Filed 1988·Granted Jun 5, 1990·17 cites·26 claims
- 4256US5041958AStepped-waveform inverter with four subinvertersSUNDSTRAND CORP·Filed 1989·Granted Aug 20, 1991·16 cites·6 claims
- 4356US5027265ARegulator for stepped-waveform inverterSUNDSTRAND CORP·Filed 1989·Granted Jun 25, 1991·17 cites·16 claims
- 4454US4973902AFault detector for aircraft variable speed, constant frequency power supplySUNDSTRAND CORP·Filed 1989·Granted Nov 27, 1990·14 cites·6 claims
- 4553US7365511B2Methods to control high speed electric machines having a front-end EMI filter attachedHAMILTON SUNDSTRAND CORP·Filed 2006·Granted Apr 29, 2008·2 cites·8 claims
- 4652US5225973ARegulation circuit for a stepped-waveform inverterPATEL SUNIL·Filed 1990·Granted Jul 6, 1993·23 cites·16 claims
- 4751US7920394B2Method to create PWM switching with near zero common mode noiseHAMILTON SUNDSTRAND CORP·Filed 2008·Granted Apr 5, 2011·2 cites·21 claims
- 4851US4651267AProportional base drive circuit for transistorized bridge inverterSUNDSTRAND CORP·Filed 1985·Granted Mar 17, 1987·14 cites·15 claims
- 4950US5301098AFeedforward inverter phase controlSUNDSTRAND CORP·Filed 1992·Granted Apr 5, 1994·18 cites·20 claims
- 5049US9166472B2EMI filtering for active rectifier power systemsHAMILTON SUNDSTRAND CORP·Filed 2012·Granted Oct 20, 2015·0 cites·15 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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