TREA

Won Joon Choe

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  • Cheongju-si, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fault current limiter
    • Patent number 9,647,450
    • Issue date May 9, 2017
    • LSIS Co., Ltd.
    • Seung Hyun Bang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fault current detecting circuit
    • Patent number 9,093,838
    • Issue date Jul 28, 2015
    • LSIS Co., Ltd.
    • Seung Hyun Bang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Protection coordination system
    • Patent number 8,830,646
    • Issue date Sep 9, 2014
    • LSIS Co., Ltd.
    • Seung Hyun Bang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fault current limiter
    • Patent number 8,760,834
    • Issue date Jun 24, 2014
    • LSIS Co., Ltd.
    • Jung Wook Sim
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fault current limiter
    • Patent number 8,749,938
    • Issue date Jun 10, 2014
    • LSIS Co., Ltd.
    • Jung Wook Sim
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for driving IGBT
    • Patent number 8,723,591
    • Issue date May 13, 2014
    • LSIS Co., Ltd.
    • Gyeong Ho Lee
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Hybrid fault current limiter
    • Patent number 8,335,060
    • Issue date Dec 18, 2012
    • LS Industrial Systems Co., Ltd.
    • Seung Hyun Bang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fault current limiter
    • Patent number 8,228,655
    • Issue date Jul 24, 2012
    • LS Industrial Systems Co., Ltd.
    • Kwon Bae Park
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    FAULT CURRENT LIMITER
    • Publication number 20150333506
    • Publication date Nov 19, 2015
    • LSIS CO., LTD
    • Seung Hyun BANG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAULT CURRENT DETECTING CIRCUIT
    • Publication number 20140118001
    • Publication date May 1, 2014
    • LSIS CO., LTD
    • Seung Hyun BANG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    HEAT SINKING PLATE
    • Publication number 20130043017
    • Publication date Feb 21, 2013
    • LSIS CO., LTD
    • Min Jee KIM
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PROTECTION COORDINATION SYSTEM
    • Publication number 20130021707
    • Publication date Jan 24, 2013
    • LSIS CO., LTD
    • Seung Hyun BANG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAULT CURRENT LIMITER
    • Publication number 20130021705
    • Publication date Jan 24, 2013
    • LSIS CO., LTD
    • Jung Wook SIM
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAULT CURRENT LIMITER
    • Publication number 20130021706
    • Publication date Jan 24, 2013
    • LSIS CO., LTD
    • Jung Wook SIM
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    METHOD FOR DRIVING IGBT
    • Publication number 20130021067
    • Publication date Jan 24, 2013
    • LSIS CO., LTD
    • Gyeong Ho LEE
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    HYBRID FAULT CURRENT LIMITER
    • Publication number 20110261496
    • Publication date Oct 27, 2011
    • LS INDUSTRIAL SYSTEMS CO., TLD.
    • Seung Hyun Bang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FAULT CURRENT LIMITER
    • Publication number 20100165532
    • Publication date Jul 1, 2010
    • LS INDUSTRIAL SYSTEMS CO., LTD.
    • Kwon Bae Park
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PTC current limiting device having molding part made of insulating...
    • Publication number 20060152330
    • Publication date Jul 13, 2006
    • Jong-Sung Kang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PTC current limiting device having flashover prevention structure
    • Publication number 20060152331
    • Publication date Jul 13, 2006
    • Jong-Sung Kang
    • H01 - BASIC ELECTRIC ELEMENTS