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Myungsik Choi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,677,156
    • Issue date Jun 9, 2020
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,533,505
    • Issue date Jan 14, 2020
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,526,962
    • Issue date Jan 7, 2020
    • Hyundai Motor Company
    • Myungsik Choi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,487,729
    • Issue date Nov 26, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable compression ratio engine
    • Patent number 10,450,949
    • Issue date Oct 22, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,408,255
    • Issue date Sep 10, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Roller finger follower
    • Patent number 10,309,264
    • Issue date Jun 4, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable compression ratio device and control method thereof
    • Patent number 10,260,410
    • Issue date Apr 16, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Variable compression ratio device
    • Patent number 10,087,829
    • Issue date Oct 2, 2018
    • Hyundai Motor Company
    • Won Gyu Kim
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,024,232
    • Issue date Jul 17, 2018
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 10,006,482
    • Issue date Jun 26, 2018
    • Hyundai Motor Company
    • Won Gyu Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Variable compression ratio device
    • Patent number 9,995,214
    • Issue date Jun 12, 2018
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable valve lift apparatus
    • Patent number 9,874,121
    • Issue date Jan 23, 2018
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve lift apparatus
    • Patent number 9,816,409
    • Issue date Nov 14, 2017
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve lift apparatus
    • Patent number 9,689,282
    • Issue date Jun 27, 2017
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable compression ratio engine
    • Patent number 9,670,848
    • Issue date Jun 6, 2017
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable valve lift apparatus
    • Patent number 9,587,531
    • Issue date Mar 7, 2017
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve lift apparatus
    • Patent number 9,556,763
    • Issue date Jan 31, 2017
    • Hyundai Motor Company
    • Young Hong Kwak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable compression ratio engine
    • Patent number 9,470,144
    • Issue date Oct 18, 2016
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Electro-hydraulic valve train
    • Patent number 9,447,708
    • Issue date Sep 20, 2016
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable compression ratio engine
    • Patent number 9,447,739
    • Issue date Sep 20, 2016
    • Hyundai Motor Company
    • Won Gyu Kim
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable compression ratio apparatus
    • Patent number 9,441,539
    • Issue date Sep 13, 2016
    • Hyundai Motor Company
    • Won Gyu Kim
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable valve device that varies lift amount of valve
    • Patent number 9,399,932
    • Issue date Jul 26, 2016
    • Hyundai Motor Company
    • Young Hong Kwak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable compression ratio device and internal combustion engine us...
    • Patent number 9,284,878
    • Issue date Mar 15, 2016
    • Hyundai Motor Company
    • Myungsik Choi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Composite power cycle engine
    • Patent number 8,839,747
    • Issue date Sep 23, 2014
    • Hyundai Motor Company
    • Myungsik Choi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Engine equipped with variable valve device
    • Patent number 8,695,546
    • Issue date Apr 15, 2014
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve device
    • Patent number 8,555,840
    • Issue date Oct 15, 2013
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve lift apparatus
    • Patent number 8,528,509
    • Issue date Sep 10, 2013
    • Hyundai Motor Company
    • Hosung Cho
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Electro-hydraulic variable valve lift apparatus
    • Patent number 8,468,985
    • Issue date Jun 25, 2013
    • Hyundai Motor Company
    • Hosung Cho
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Continuous variable valve lift apparatus
    • Patent number 8,225,757
    • Issue date Jul 24, 2012
    • Hyundai Motor Company
    • Back Sik Kim
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    OIL CONTROL VALVE
    • Publication number 20200182105
    • Publication date Jun 11, 2020
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20200040816
    • Publication date Feb 6, 2020
    • Hyundai Motor Company
    • Myungsik Choi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20200040825
    • Publication date Feb 6, 2020
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO ENGINE
    • Publication number 20190112975
    • Publication date Apr 18, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO DEVICE AND CONTROL METHOD THEREOF
    • Publication number 20190055885
    • Publication date Feb 21, 2019
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROLLER FINGER FOLLOWER
    • Publication number 20180334929
    • Publication date Nov 22, 2018
    • Hyundai Motor Company
    • Myungsik CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20180142615
    • Publication date May 24, 2018
    • Hyundai Motor Company
    • Myungsik CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO DEVICE
    • Publication number 20180087455
    • Publication date Mar 29, 2018
    • Hyundai Motor Company
    • Won Gyu KIM
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20170284455
    • Publication date Oct 5, 2017
    • Hyundai Motor Company
    • Won Gyu Kim
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20170268562
    • Publication date Sep 21, 2017
    • Hyundai Motor Company
    • MYUNGSIK CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO DEVICE
    • Publication number 20170167369
    • Publication date Jun 15, 2017
    • Hyundai Motor Company
    • Myungsik CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20170167370
    • Publication date Jun 15, 2017
    • Hyundai Motor Company
    • Myungsik Choi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VALVE OPENING/CLOSING DEVICE FOR ENGINE
    • Publication number 20170016357
    • Publication date Jan 19, 2017
    • Hyundai Motor Company
    • Myungsik CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE LIFT APPARATUS
    • Publication number 20170016362
    • Publication date Jan 19, 2017
    • Hyundai Motor Company
    • Myungsik CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE LIFT APPARATUS
    • Publication number 20160169067
    • Publication date Jun 16, 2016
    • Hyundai Motor Company
    • Myungsik CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CYLINDER DEACTIVATION ENGINE
    • Publication number 20160160701
    • Publication date Jun 9, 2016
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE LIFT APPARATUS
    • Publication number 20160160708
    • Publication date Jun 9, 2016
    • Hyundai Motor Company
    • Myungsik CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE LIFT APPARATUS
    • Publication number 20160160707
    • Publication date Jun 9, 2016
    • Hyundai Motor Company
    • Myungsik CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE LIFT APPARATUS
    • Publication number 20160138439
    • Publication date May 19, 2016
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE COMPRESSION RATIO ENGINE
    • Publication number 20150184597
    • Publication date Jul 2, 2015
    • Hyundai Motor Company
    • Myungsik CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CAMSHAFT-IN-CAMSHAFT APPARATUS OF VARIABLE VALVE DURATION SYSTEM
    • Publication number 20150176442
    • Publication date Jun 25, 2015
    • Hyundai Motor Company
    • Young Hong Kwak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE LIFT APPARATUS
    • Publication number 20150167510
    • Publication date Jun 18, 2015
    • Hyundai Motor Company
    • Young Hong KWAK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE COMPRESSION RATIO ENGINE
    • Publication number 20150167563
    • Publication date Jun 18, 2015
    • Hyundai Motor Company
    • Won Gyu Kim
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE COMPRESSION RATIO APPARATUS
    • Publication number 20150114356
    • Publication date Apr 30, 2015
    • Hyundai Motor Company
    • Won Gyu Kim
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE VALVE DEVICE THAT VARIES LIFT AMOUNT OF VALVE
    • Publication number 20150114330
    • Publication date Apr 30, 2015
    • Hyundai Motor Company
    • Young Hong Kwak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE COMPRESSION RATIO ENGINE
    • Publication number 20150101574
    • Publication date Apr 16, 2015
    • Hyundai Motor Company
    • MYUNGSIK CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CDA DEVICE
    • Publication number 20150101562
    • Publication date Apr 16, 2015
    • Kia Motors Corporation
    • Myungsik CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ELECTRO-HYDRAULIC VALVE TRAIN
    • Publication number 20140225012
    • Publication date Aug 14, 2014
    • Hyundai Motor Company
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE COMPRESSION RATIO DEVICE AND INTERNAL COMBUSTION ENGINE US...
    • Publication number 20140165969
    • Publication date Jun 19, 2014
    • Kia Motors Corporation
    • Myungsik CHOI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    DIRECT ACTING VARIABLE VALVE LIFT APPARATUS
    • Publication number 20130269637
    • Publication date Oct 17, 2013
    • Kia Motors Corporation
    • Myungsik Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES