TREA

Tengfei Zhang

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  • Shandong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vending machine
    • Patent number 11,348,397
    • Issue date May 31, 2022
    • Shandong New Beiyang Information Technology Co., Ltd
    • Chong Zhou
    • G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

  • Information Patent Application

    VENDING MACHINE AND ITEM CHANNEL DELIVERY METHOD
    • Publication number 20210375086
    • Publication date Dec 2, 2021
    • SHANDONG NEW BEIYANG INFORMATION TECHNOLOGY CO., LTD.
    • Chong Zhou
    • G07 - CHECKING-DEVICES
  • Information Patent Application

    VENDING MACHINE
    • Publication number 20210312750
    • Publication date Oct 7, 2021
    • SHANDONG NEW BEIYANG INFORMATION TECHNOLOGY CO., LTD.
    • Chong Zhou
    • G07 - CHECKING-DEVICES