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Mingdong CHEN

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  • Zhuhai, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    DRUM UNIT AND PROCESSING CARTRIDGE
    • Publication number 20250237991
    • Publication date Jul 24, 2025
    • Zhuhai Ninestar Information Technology Co., Ltd
    • Qin LUO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20240393741
    • Publication date Nov 28, 2024
    • Zhuhai Ninestar Information Technology Co., Ltd
    • Wenjie ZHAO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • 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