TREA

Jieming Li

Follow

Person

  • Jiangxi, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Lens adapter
    • Patent number D1057003
    • Issue date Jan 7, 2025
    • Shenzhen Dongzheng Optical Technology Co., Ltd.
    • Yi Xu
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Camera lens
    • Patent number D1013759
    • Issue date Feb 6, 2024
    • Shenzhen Dongzheng Optical Technology Co., Ltd
    • Yi Xu
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Camera lens
    • Patent number D982064
    • Issue date Mar 28, 2023
    • Shenzhen Dongzheng Optical Technology Co., Ltd.
    • Yi Xu
    • D16 - Photography and optical equipment

Patents Applicationslast 30 patents