TREA

CHIA-CHEN KUNG

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  • Hsinchu County, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Imaging lens
    • Patent number 11,841,482
    • Issue date Dec 12, 2023
    • RAYS OPTICS INC.
    • Ching-Sheng Chang
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL LENS
    • Publication number 20210373292
    • Publication date Dec 2, 2021
    • Rays Optics Inc.
    • YING-HSIU LIN
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL LENS
    • Publication number 20210003822
    • Publication date Jan 7, 2021
    • Rays Optics Inc.
    • CHING-SHENG CHANG
    • G02 - OPTICS
  • Information Patent Application

    IMAGING LENS
    • Publication number 20200341240
    • Publication date Oct 29, 2020
    • Rays Optics Inc.
    • CHING-SHENG CHANG
    • G02 - OPTICS