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Daowen Zhu

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  • Beijing, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-MOVING DEVICE
    • Publication number 20240389817
    • Publication date Nov 28, 2024
    • Beijing Roborock Technology Co., Ltd.
    • Daowen Zhu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANING DEVICE
    • Publication number 20240358218
    • Publication date Oct 31, 2024
    • Beijing Roborock Technology Co., Ltd.
    • Daowen Zhu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...