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Xunzhuang Qiu

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  • Nanjing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery pack
    • Patent number D946504
    • Issue date Mar 22, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Xunzhuang Qiu
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Sander having a damping element
    • Patent number 8,475,236
    • Issue date Jul 2, 2013
    • Chervon Limited
    • Jiyu Zhang
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    BATTERY PACK AND POWER TOOL
    • Publication number 20210143491
    • Publication date May 13, 2021
    • Nanjing Chervon Industry Co., Ltd.
    • Xunzhuang Qiu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Sander having a damping element
    • Publication number 20100068977
    • Publication date Mar 18, 2010
    • Jiyu Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS