TREA

Cheng-Hsiung Chang

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  • Xiushui Township, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sprayer for a foot spa tub
    • Patent number D917021
    • Issue date Apr 20, 2021
    • Foresee Scientech Ltd.
    • Danny Jan
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Part of pedicure foot spa massage chair
    • Patent number D909111
    • Issue date Feb 2, 2021
    • Foresee Scientech Ltd.
    • Danny Jan
    • D06 - Furnishings
  • Information Patent Grant

    Pedicure spa tub
    • Patent number D907223
    • Issue date Jan 5, 2021
    • Foresee Scientech Ltd.
    • Danny Jan
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Fixing structure of spa sprayer
    • Patent number 10,807,115
    • Issue date Oct 20, 2020
    • Foresee Scientech Ltd.
    • Danny Jan
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Spa sprayer
    • Patent number 10,806,664
    • Issue date Oct 20, 2020
    • Foresee Scientech Ltd.
    • Danny Jan
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rotatable Fixing Structure of Water Spray Device
    • Publication number 20240277569
    • Publication date Aug 22, 2024
    • Foresee Scientech Ltd.
    • Danny Jan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Spa Sprayer
    • Publication number 20200332504
    • Publication date Oct 22, 2020
    • Foresee Scientech Ltd.
    • Danny Jan
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    Fixing Structure of Spa Sprayer
    • Publication number 20200331020
    • Publication date Oct 22, 2020
    • Foresee Scientech Ltd.
    • Danny Jan
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...