TREA

Han Chew

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Showerhead
    • Patent number D920472
    • Issue date May 25, 2021
    • BEIJING KOHLER LTD.
    • Han Chew
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Shower controller
    • Patent number D903052
    • Issue date Nov 24, 2020
    • BEIJING KOHLER LTD.
    • Han Chew
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Shower controller
    • Patent number D895063
    • Issue date Sep 1, 2020
    • Kohler Co.
    • Han Chew
    • D23 - Environmental heating and cooling