Patents.us
Patents/Inventors

Yonghui Yuan

HenanCN7 patents

7 Patents

  • USD10570032025
    Lens Adapter

    Shenzhen Dongzheng Optical Technology Co., Ltd.

    0 cites
  • USD10539332024
    Expander

    Shenzhen Dongzheng Optical Technology Co., Ltd

    0 cites
  • USD10137592024
    Camera Lens

    Shenzhen Dongzheng Optical Technology Co., Ltd

    0 cites
  • USD10027032023
    Camera Lens

    Chouch Optical Technology Co., Ltd.

    0 cites
  • USD09956112023
    Camera Lens
    0 cites
  • USD09856582023
    Camera Lens
    0 cites
  • USD09820642023
    Camera Lens

    Shenzhen Dongzheng Optical Technology Co., Ltd.

    0 cites