TREA

Sejin YOOK

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air purifier and air purifying method
    • Patent number 12,345,443
    • Issue date Jul 1, 2025
    • Samsung Electronics Co., Ltd.
    • Joonseon Jeong
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cleaner
    • Patent number 11,517,165
    • Issue date Dec 6, 2022
    • LG Electronics Inc.
    • Seungyeop Lee
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Particulate matter collecting apparatus
    • Patent number 11,338,240
    • Issue date May 24, 2022
    • Samsung Electronics Co., Ltd.
    • Joonseon Jeong
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cleaner
    • Patent number 11,160,428
    • Issue date Nov 2, 2021
    • LG Electronics Inc.
    • Sangchul Lee
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR PURIFIER AND AIR PURIFYING METHOD
    • Publication number 20230151983
    • Publication date May 18, 2023
    • Samsung Electronics Co., Ltd.
    • Joonseon Jeong
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    PARTICULATE MATTER COLLECTOR
    • Publication number 20220126234
    • Publication date Apr 28, 2022
    • Samsung Electronics Co., Ltd.
    • Joonseon Jeong
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PARTICULATE MATTER COLLECTING APPARATUS
    • Publication number 20210322917
    • Publication date Oct 21, 2021
    • Samsung Electronics Co., Ltd.
    • Joonseon Jeong
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CLEANER
    • Publication number 20210212538
    • Publication date Jul 15, 2021
    • LG ELECTRONICS INC.
    • Seungyeop LEE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANER
    • Publication number 20200008636
    • Publication date Jan 9, 2020
    • LG Electronics Inc.
    • Sangchul LEE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...