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Sarun Sumriddetchkajorn

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  • Pathumthani, TH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical touch switch structures
    • Patent number 6,765,193
    • Issue date Jul 20, 2004
    • National Science and Technology Development Agency
    • Sarun Sumriddetchkajorn
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical touch switch structures
    • Publication number 20030052257
    • Publication date Mar 20, 2003
    • Sarun Sumriddetchkajorn
    • H03 - BASIC ELECTRONIC CIRCUITRY