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Xiaofei Yan

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  • Jiangsu Province, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rivet
    • Patent number 11,821,450
    • Issue date Nov 21, 2023
    • Penn Engineering & Manufacturing Corp.
    • Qiang Sun
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID PRESSURE OPERATED PRESS-RIVETING DEVICE
    • Publication number 20210138531
    • Publication date May 13, 2021
    • PEM (China) Co., Ltd.
    • Shengbao CAI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    RIVET
    • Publication number 20200332818
    • Publication date Oct 22, 2020
    • Penn Engineering & Manufacturing Corp.
    • Qiang Sun
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...