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Lena JIN

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic parking brake mechanism
    • Patent number 11,965,594
    • Issue date Apr 23, 2024
    • Jing-Jin Electric Technologies Co., Ltd.
    • Jianwen Li
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRONIC PARKING BRAKE MECHANISM
    • Publication number 20230020347
    • Publication date Jan 19, 2023
    • Jing-Jin Electric Technologies Co., Ltd.
    • Jianwen LI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BOX STRUCTURE OF SPEED REDUCER
    • Publication number 20220333677
    • Publication date Oct 20, 2022
    • Jing-Jin Electric Technologies (Heze) Co., Ltd.
    • Ping YU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...