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Changjun LEE

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaner and control method thereof
    • Patent number 11,457,791
    • Issue date Oct 4, 2022
    • LG Electronics Inc.
    • Changjun Lee
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Cleaner and control method thereof
    • Patent number 10,709,306
    • Issue date Jul 14, 2020
    • LG Electronics Inc.
    • Changjun Lee
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CLEANER AND CONTROL METHOD THEREOF
    • Publication number 20200196819
    • Publication date Jun 25, 2020
    • LG ELECTRONICS INC.
    • Changjun LEE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANER AND CONTROL METHOD THEREOF
    • Publication number 20200187742
    • Publication date Jun 18, 2020
    • LG ELECTRONICS INC.
    • Changjun LEE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANER AND CONTROL METHOD THEREOF
    • Publication number 20170042401
    • Publication date Feb 16, 2017
    • LG ELECTRONICS INC.
    • Changjun LEE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...