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Yifu Cheng

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  • Yuyao City, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical imaging lens group
    • Patent number 12,235,419
    • Issue date Feb 25, 2025
    • Zhejiang Sunny Optics Co., Ltd.
    • Yifu Cheng
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical Imaging Lens Assembly
    • Publication number 20220317418
    • Publication date Oct 6, 2022
    • ZHEJIANG SUNNY OPTICS CO.,LTD.
    • Yifu CHENG
    • G02 - OPTICS
  • Information Patent Application

    CAMERA LENS ASSEMBLY
    • Publication number 20220221692
    • Publication date Jul 14, 2022
    • Zhejiang Sunny Optics Co., Ltd
    • Mengna Tang
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL IMAGING LENS GROUP
    • Publication number 20220187579
    • Publication date Jun 16, 2022
    • Zhejiang Sunny Optics Co., Ltd
    • Yifu Cheng
    • G02 - OPTICS