Patents.us
Patents/Inventors

Qingqing Tian

NingboCN2 patents

2 Patents

  • USD11128202026
    Gate Wheel

    Ningbo Huawu Jiancai Co., Ltd.

    0 cites
  • USD10936022025
    Oral Waterjet

    Dongguan Mingchuang Youshang Electronic Technology Co., Ltd.

    0 cites