TREA

Hsin-Ping Ko

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  • Kaohsiung Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Variable focus device
    • Patent number 7,486,454
    • Issue date Feb 3, 2009
    • Sunnytec Electronics Co., Ltd.
    • Hann-Kuang Chen
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Variable focus device
    • Publication number 20080259471
    • Publication date Oct 23, 2008
    • Sunnytec Electronics Co., Ltd.
    • Hann-Kuang Chen
    • G02 - OPTICS