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Yuan LIU

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  • Zhuhai, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20240295837
    • Publication date Sep 5, 2024
    • Zhuhai Ninestar Information Technology Co., Ltd
    • Xinyu WU
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER DISCHARGING STRUCTURE AND TONER CARTRIDGE
    • Publication number 20210096484
    • Publication date Apr 1, 2021
    • NINESTAR CORPORATION
    • Qin LUO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY