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Hyeng-cheul CHOI

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  • Seoul, KR
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICALLY TRANSPARENT GLASS FREQUENCY ABSORBER
    • Publication number 20250047007
    • Publication date Feb 6, 2025
    • Corning Incorporated
    • Suho Chang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FREQUENCY SELECTIVE SUBSTRATE ASSEMBLIES
    • Publication number 20240396196
    • Publication date Nov 28, 2024
    • Corning Incorporated
    • Hyeng-cheul Choi
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    GROUND ANTENNA AND GROUND RADIATOR USING CAPACITOR
    • Publication number 20140062820
    • Publication date Mar 6, 2014
    • RADINA CO., LTD
    • Hyun Min JANG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GROUND RADIATION ANTENNA
    • Publication number 20140035788
    • Publication date Feb 6, 2014
    • RADINA CO., LTD
    • Hyeng-cheul CHOI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA HAVING A FEEDING STRUCTURE, AND A FEEDING METHOD
    • Publication number 20130088399
    • Publication date Apr 11, 2013
    • RADINA CO., LTD
    • Sin-Hyung JEON
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA FEEDING STRUCTURE AND ANTENNA
    • Publication number 20130027260
    • Publication date Jan 31, 2013
    • RADINA CO., LTD
    • Sin-Hyung JEON
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA USING A REACTIVE ELEMENT
    • Publication number 20120062434
    • Publication date Mar 15, 2012
    • Industry-University Cooperation Foundation Hanyang University
    • Hyeong-Dong Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA HAVING CAPACITIVE ELEMENT
    • Publication number 20120050121
    • Publication date Mar 1, 2012
    • Hyeong-dong Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GROUND RADIATION ANTENNA
    • Publication number 20110210898
    • Publication date Sep 1, 2011
    • RADINA CO., LTD
    • Hyeng-cheul CHOI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GROUND RADIATOR USING CAPACITOR
    • Publication number 20110193757
    • Publication date Aug 11, 2011
    • RADINA CO., LTD
    • Hyeng-cheul CHOI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GROUND RADIATION ANTENNA
    • Publication number 20110193762
    • Publication date Aug 11, 2011
    • RADINA CO., LTD
    • Hyeng-cheul CHOI
    • H01 - BASIC ELECTRIC ELEMENTS