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Haijun Chen

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  • Qingdao, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    RFID TAG AND PROCESSING METHOD THEREFOR
    • Publication number 20230196055
    • Publication date Jun 22, 2023
    • QINGDAO HIGHWAY IOT TECHNOLOGY CO. , LTD.
    • LANFEI DONG
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    LABEL GRABBING METHOD AND GRABBING MECHANISM
    • Publication number 20230166931
    • Publication date Jun 1, 2023
    • QINGDAO HIGHWAY IOT TECHNOLOGY CO. , LTD.
    • HAIJUN CHEN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    RFID ELECTRONIC TAG AND PROCESSING METHOD
    • Publication number 20210295129
    • Publication date Sep 23, 2021
    • QINGDAO HIGHWAY IOT TECHNOLOGY CO. , LTD.
    • LANFEI DONG
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    ELECTRONIC TAG IMPLANTATION DEVICE
    • Publication number 20200369426
    • Publication date Nov 26, 2020
    • QINGDAO HIGHWAY IOT TECHNOLOGY CO. , LTD.
    • LANFEI DONG
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    LAMINATING EQUIPMENT FOR RFID TIRE TAG
    • Publication number 20200346424
    • Publication date Nov 5, 2020
    • QINGDAO HIGHWAY IOT TECHNOLOGY CO. , LTD.
    • LANFEI DONG
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    CUTTING EQUIPMENT FOR RFID TIRE TAG
    • Publication number 20200338778
    • Publication date Oct 29, 2020
    • QINGDAO HIGHWAY IOT TECHNOLOGY CO. , LTD.
    • LANFEI DONG
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    PATCH-TYPE PASSIVE SURFACE ACOUSTIC WAVE SENSING APPARATUS AND INTE...
    • Publication number 20170274713
    • Publication date Sep 28, 2017
    • MESNAC Co., Ltd
    • Zhongxue YUAN
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    RFID TAG ANTENNA, RFID TAG AND PROCESSING METHOD THEREOF
    • Publication number 20150356396
    • Publication date Dec 10, 2015
    • ZHONGXUE YUAN
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR