TREA

Sangkyun BAEK

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mask apparatus
    • Patent number 11,951,337
    • Issue date Apr 9, 2024
    • LG Electronics Inc.
    • Chiyoung Choi
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Mask apparatus
    • Patent number 11,931,604
    • Issue date Mar 19, 2024
    • LG Electronics Inc.
    • Chiyoung Choi
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Mask apparatus
    • Patent number 11,707,097
    • Issue date Jul 25, 2023
    • LG Electronics Inc.
    • Chiyoung Choi
    • A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    MASK APPARATUS
    • Publication number 20230018147
    • Publication date Jan 19, 2023
    • LG ELECTRONICS INC.
    • Yeongcheol MUN
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20230013005
    • Publication date Jan 19, 2023
    • LG ELECTRONICS INC.
    • Yeongcheol MUN
    • A41 - WEARING APPAREL
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20230017783
    • Publication date Jan 19, 2023
    • LG ELECTRONICS INC.
    • Chiyoung CHOI
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20230015473
    • Publication date Jan 19, 2023
    • LG ELECTRONICS INC.
    • Sejeong AHN
    • A41 - WEARING APPAREL
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20230020450
    • Publication date Jan 19, 2023
    • LG ELECTRONICS INC.
    • Dongkwon AN
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20210402223
    • Publication date Dec 30, 2021
    • LG ELECTRONICS INC.
    • Chiyoung CHOI
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20210402229
    • Publication date Dec 30, 2021
    • LG ELECTRONICS INC.
    • Chiyoung CHOI
    • A41 - WEARING APPAREL
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20210378326
    • Publication date Dec 9, 2021
    • LG ELECTRONICS INC.
    • Chiyoung CHOI
    • A41 - WEARING APPAREL
  • Information Patent Application

    MASK APPARATUS
    • Publication number 20210378325
    • Publication date Dec 9, 2021
    • LG ELECTRONICS INC.
    • Yeongcheol MUN
    • A41 - WEARING APPAREL