Inventor · disambiguated record
Hanho Yun
Also filed as: YUN HANHO
54 granted patents·10 pending applications·266 citations·filing 2008–2024
98Inventor score
Files withGM GLOBAL TECH OPERATIONS LLC28GM GLOBAL TECH OPERATIONS INC9KANG JUN-MO9WERMUTH NICOLE7YUN HANHO4
Top patents by PatentIndex Score
64 records- 0196US12370921B2Early detection of battery cell performance degradationGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Jul 29, 2025·1 cites·20 claims
- 0295US8347849B2High load SI-HCCI transition by selective combustion mode switchingGM GLOBAL TECH OPERATIONS INC·Filed 2010·Granted Jan 8, 2013·14 cites·19 claims
- 0395US8312860B2Extension of the application of multiple injection HCCI combustion strategy from idle to medium loadYUN HANHO·Filed 2009·Granted Nov 20, 2012·29 cites·16 claims
- 0494US9689339B2Engine torque control with fuel massGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Jun 27, 2017·8 cites·13 claims
- 0592US12240345B1Fast charging capable mixed chemistry battery systemsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Mar 4, 2025·1 cites·20 claims
- 0692US9689321B2Engine torque control with combustion phasingGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Jun 27, 2017·6 cites·16 claims
- 0791US10487753B2Method and apparatus for controlling operation of an internal combustion engineGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Nov 26, 2019·6 cites·19 claims
- 0891US9982624B1Variable second injection control for internal combustion engine assembliesGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted May 29, 2018·4 cites·20 claims
- 0989US9068907B1Powertrain and method of determining residual gas volumeGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted Jun 30, 2015·7 cites·16 claims
- 1089US7894976B2Light load and idle HCCI combustion control by fuel pressure modificationGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Feb 22, 2011·13 cites·17 claims
- 1187US8826884B2Combustion balancing control strategy using normalized instantaneous heat release in HCCI enginesKANG JUN-MO·Filed 2010·Granted Sep 9, 2014·11 cites·17 claims
- 1286US8463531B2System and method for controlling exhaust gas recirculation systemsRAMAPPAN VIJAY·Filed 2010·Granted Jun 11, 2013·10 cites·20 claims
- 1385US9074551B2Method and apparatus for engine operation in homogeneous charge compression ignition and spark ignitionYUN HANHO·Filed 2011·Granted Jul 7, 2015·7 cites·18 claims
- 1485US7899601B2Methodology for extending the high load limit of HCCI operation by adjusting injection timing and spark timingGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Mar 1, 2011·15 cites·14 claims
- 1584US9664135B2Method and apparatus for controlling operation of an internal combustion engine operating in HCCI combustion modeGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted May 30, 2017·4 cites·12 claims
- 1684US9022003B2Piston for robust auto-ignitionGROVER JR RONALD O·Filed 2012·Granted May 5, 2015·10 cites·17 claims
- 1784US8645044B2Method and apparatus for operating an internal combustion engine in a homogeneous-charge compression-ignition combustion modeWERMUTH NICOLE·Filed 2011·Granted Feb 4, 2014·6 cites·14 claims
- 1883US9803580B2Method and apparatus for controlling operation of an internal combustion engineGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Oct 31, 2017·5 cites·15 claims
- 1983US9617930B2Method and system for controlling a powertrainGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Apr 11, 2017·5 cites·5 claims
- 2083US8955492B2Control strategy for transitions between homogeneous-charge compression-ignition and spark-ignition combustion modesWERMUTH NICOLE·Filed 2011·Granted Feb 17, 2015·6 cites·12 claims
- 2183US8347860B2Control strategy for a homogeneous-charge compression-ignition engineGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Jan 8, 2013·10 cites·11 claims
- 2282US8235012B2Method for controlling combustion mode transitions in an internal combustion engineKANG JUN-MO·Filed 2010·Granted Aug 7, 2012·4 cites·19 claims
- 2382US8210158B2EGR control in HCCI enginesKANG JUN-MO·Filed 2009·Granted Jul 3, 2012·14 cites·17 claims
- 2479US12243988B2Battery pressure active controlGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Mar 4, 2025·0 cites·20 claims
- 2579US11603005B2Apparatus and method of quick charging an electric vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Mar 14, 2023·1 cites·20 claims
- 2679US9008944B2Method and apparatus for controlling operation of an internal combustion engine operating in HCCI combustion modeWERMUTH NICOLE·Filed 2011·Granted Apr 14, 2015·4 cites·14 claims
- 2779US8469002B2Combustion phasing control in spark-assisted HCCI combustion modeKANG JUN-MO·Filed 2010·Granted Jun 25, 2013·4 cites·15 claims
- 2878US8616182B2Method and apparatus for controlling an internal combustion engine coupled to a passive selective catalytic reduction aftertreatment systemWERMUTH NICOLE·Filed 2011·Granted Dec 31, 2013·4 cites·12 claims
- 2978US7975668B2Spark timing and control during transitions between spark ignited combustion and homogenous charge compression ignitionGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Jul 12, 2011·12 cites·12 claims
- 3077US9284906B2Combustion phasing control methodology in HCCI combustionYUN HANHO·Filed 2011·Granted Mar 15, 2016·6 cites·12 claims
- 3176US12506213B2Battery pack pressure regulationGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Dec 23, 2025·0 cites·20 claims
- 3275US8627804B2Transient control strategy in spark-assisted HCCI combustion modeKANG JUN-MO·Filed 2010·Granted Jan 14, 2014·5 cites·16 claims
- 3375US8186329B2Method for controlling a spark-ignition direct-injection internal combustion engine at low loadsWERMUTH NICOLE·Filed 2009·Granted May 29, 2012·7 cites·19 claims
- 3474US9394838B2Method and apparatus for controlling operation of an internal combustion engine operating in HCCI combustion modeGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jul 19, 2016·3 cites·14 claims
- 3574US8191531B2Method for controlling an engine valve of an internal combustion engineKANG JUN-MO·Filed 2010·Granted Jun 5, 2012·2 cites·12 claims
- 3673US7966991B2Method and apparatus for controlling combustion mode transitions in an internal combustion engineGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Jun 28, 2011·7 cites·20 claims
- 3773US2025110178A1State-of-charge estimator for lithium-ion battery using hysteresis modelGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 3871US2025030061A1Pressure control of battery cellsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 3970US2025343257A1Battery with elastic portionGM GLOBAL TECH OPERATIONS LLC·Filed 2024·Application pending·0 cites
- 4068US12416676B2Battery pack state of charge estimationGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Sep 16, 2025·0 cites·20 claims
- 4167US8960151B2HCCI fuel injectors for robust auto-ignition and flame propagationGROVER JR RONALD O·Filed 2012·Granted Feb 24, 2015·2 cites·15 claims
- 4265US2024405351A1Battery cell with reversible vent valveGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 4363US2024367551A1Alternating current heating for a parallel connected mixed chemistry battery packGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 4463US2024416766A1Series-parallel mixed chemistry battery systemsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 4563US2024413422A1Heating a mixed-chemistry battery pack of a vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 4662US7845335B2Operating strategy for HCCI combustion during engine warm-upGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Dec 7, 2010·4 cites·20 claims
- 4761US8433500B2System and method for improved transitions between engine combustion modesRAMAPPAN VIJAY·Filed 2010·Granted Apr 30, 2013·1 cites·20 claims
- 4861US8191519B2Method and apparatus for operating an internal combustion engineWERMUTH NICOLE·Filed 2009·Granted Jun 5, 2012·2 cites·13 claims
- 4959US11698034B2Method of transient control for robust enrichment operation in low temperature combustion engineGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Jul 11, 2023·0 cites·20 claims
- 5058US11459967B2Passive selective catalytic reduction (SCR) system and method for low-temperature combustion (LTC) engineGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Oct 4, 2022·0 cites·20 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →