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Jianfei Wei

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  • Shanghai, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    SEALING DEVICE
    • Publication number 20250146574
    • Publication date May 8, 2025
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Xin Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING DEVICE OF A BEARING AND BEARING
    • Publication number 20230392649
    • Publication date Dec 7, 2023
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Xin LIU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    AN ALUMINUM ALLOY CAGE AND A PROCESSING METHOD OF THE ALUMINUM ALLO...
    • Publication number 20220205485
    • Publication date Jun 30, 2022
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Shenghua YE
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    WORKPIECE AND METHOD AND SYSTEM FOR MONITORING WATER CONTENT OF LUB...
    • Publication number 20210131991
    • Publication date May 6, 2021
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Jianfei Wei
    • G01 - MEASURING TESTING