Inventor · disambiguated record
Seung Ki Sul
Also filed as: SUL SEUNG-KI
32 granted patents·2 pending applications·647 citations·filing 1997–2022
97Inventor score
Files withGEN MOTORS CORP5LSIS CO LTD5GM GLOBAL TECH OPERATIONS INC3SAMSUNG ELECTRONICS CO LTD3GM GLOBAL TECH OPERATIONS LLC2
Top patents by PatentIndex Score
34 records- 0197US6894454B2Position sensorless control algorithm for AC machineGEN MOTORS CORP·Filed 2002·Granted May 17, 2005·77 cites·19 claims
- 0296US7002318B1Position sensor fault tolerant control for automotive propulsion systemGEN MOTORS CORP·Filed 2004·Granted Feb 21, 2006·105 cites·18 claims
- 0394US9136790B2Inverter control apparatus and control method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2012·Granted Sep 15, 2015·17 cites·25 claims
- 0494US6924617B2Position sensorless control algorithm for AC machineGEN MOTORS CORP·Filed 2003·Granted Aug 2, 2005·59 cites·18 claims
- 0593US9954475B2Motor driving apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Apr 24, 2018·14 cites·20 claims
- 0693US9819294B2Inverter control apparatus and control method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Nov 14, 2017·15 cites·25 claims
- 0793US8786230B2Apparatus and method of estimating inductance of permanent magnet synchronous motorLEE DONG HWAN·Filed 2011·Granted Jul 22, 2014·13 cites·20 claims
- 0892US7023168B1Field weakening motor control system and methodGEN MOTORS CORP·Filed 2004·Granted Apr 4, 2006·52 cites·16 claims
- 0991US6639380B2Method and system of sensorless field orientation control for an AC motorFiled 2002·Granted Oct 28, 2003·49 cites·24 claims
- 1089US8330402B2Alternating-current motor control apparatusIDE KOZO·Filed 2010·Granted Dec 11, 2012·11 cites·13 claims
- 1188US10008937B1Apparatus for controlling DC link voltage in power cell of medium-voltage inverterLSIS CO LTD·Filed 2017·Granted Jun 26, 2018·10 cites·10 claims
- 1287US6185115B1Three-phase pulse width modulation method and system for alternating current motorFiled 1999·Granted Feb 6, 2001·70 cites·11 claims
- 1385US5886498ASensorless field orientation control method of an induction machine by high frequency signal injectionFiled 1997·Granted Mar 23, 1999·52 cites·10 claims
- 1483US12142924B2Bidirectional DC/AC power conversion system having multiple DC linksSEOUL NAT UNIV R&DB FOUNDATION·Filed 2021·Granted Nov 12, 2024·2 cites·16 claims
- 1582US8963459B2Method and apparatus for driving alternating-current motorKIM SANG-MIN·Filed 2012·Granted Feb 24, 2015·7 cites·4 claims
- 1681US7843162B2Current regulator and current control method and system for AC motorsGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Nov 30, 2010·13 cites·20 claims
- 1780US6989641B2Methods and apparatus for fault-tolerant control of electric machinesGEN MOTORS CORP·Filed 2003·Granted Jan 24, 2006·28 cites·10 claims
- 1878US9209707B2Three-level photovoltaic inverter configured for asymmetric control of DC-link voltages for separate MPPT drivingLG ELECTRONICS INC·Filed 2013·Granted Dec 8, 2015·8 cites·18 claims
- 1973US10122173B2Reactive power compensator and method of controlling the sameLSIS CO LTD·Filed 2017·Granted Nov 6, 2018·2 cites·23 claims
- 2073US7282886B1Method and system for controlling permanent magnet motor drive systemsGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted Oct 16, 2007·14 cites·20 claims
- 2169US11038436B2Inverter systemLSIS CO LTD·Filed 2018·Granted Jun 15, 2021·2 cites·12 claims
- 2268US7250690B2Distributed power generation system using a fuel cell and a method of controlling the sameSAMSUNG TECHWIN CO LTD·Filed 2005·Granted Jul 31, 2007·7 cites·8 claims
- 2367US7667426B2On-line minimum copper loss control of interior permanent-magnet synchronous machine for automotive applicationsGM GLOBAL TECH OPERATIONS INC·Filed 2005·Granted Feb 23, 2010·9 cites·21 claims
- 2466US8450955B2Alternating-current motor control apparatusIDE KOZO·Filed 2010·Granted May 28, 2013·2 cites·18 claims
- 2562US10164435B2Reactive power compensator and method of controlling the sameLSIS CO LTD·Filed 2018·Granted Dec 25, 2018·1 cites·24 claims
- 2662US9257933B2Variable speed induction motor with single external power supply and control method thereofHA JUNG IK·Filed 2012·Granted Feb 9, 2016·2 cites·19 claims
- 2762US9112445B2Winding synchronous machine having a moving object including an inverter circuit, and method for controlling sameSUL SEUNG-KI·Filed 2011·Granted Aug 18, 2015·2 cites·23 claims
- 2862US7358622B2Distributed power generation system using a fuel cell and a method of controlling the sameSAMSUNG TECHWIN CO LTD·Filed 2007·Granted Apr 15, 2008·4 cites·4 claims
- 2960US11872893B2Propulsion system with rotor position estimation based on voltage signalGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Jan 16, 2024·0 cites·19 claims
- 3059US11387757B2Inductance-based estimation of rotor magnet temperatureGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Jul 12, 2022·0 cites·20 claims
- 3153US11177750B2Motor control apparatusSEOUL NAT UNIV R&DB FOUNDATION·Filed 2018·Granted Nov 16, 2021·0 cites·15 claims
- 3245US11901846B2Motor emulatorPLECKO CO LTD·Filed 2018·Granted Feb 13, 2024·0 cites·9 claims
- 3332US2018083550A1Modular multi-level converterLSIS CO LTD·Filed 2017·Application pending·0 cites
- 3426US2016134217A1Motor, motor system, and detection method of mechanical angle of motorKWON YONG-CHEOL·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →