TREA

Xiaozhao ZHANG

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  • Jiaxing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Movable chair device and chair assembly
    • Patent number 11,839,303
    • Issue date Dec 12, 2023
    • HAINING HELI MACHINERY & TECHNOLOGY CO., LTD.
    • Xiqi Sun
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair backrest mechanism, chair frame and chair
    • Patent number 11,638,483
    • Issue date May 2, 2023
    • HAINING HELI MACHINERY & TECHNOLOGY CO., LTD.
    • Xiqi Sun
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    MOVABLE CHAIR DEVICE AND CHAIR ASSEMBLY
    • Publication number 20230068014
    • Publication date Mar 2, 2023
    • HAINING HELI MACHINERY & TECHNOLOGY CO., LTD.
    • Xiqi SUN
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR BACKREST MECHANISM, CHAIR FRAME AND CHAIR
    • Publication number 20220378206
    • Publication date Dec 1, 2022
    • HAINING HELI MACHINERY & TECHNOLOGY CO., LTD.
    • Xiqi SUN
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...