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Kenji Oikawa

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  • Miyagi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Laser diode
    • Patent number 7,672,349
    • Issue date Mar 2, 2010
    • Sony Corporation
    • Keiji Sato
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    LASER DIODE
    • Publication number 20070030872
    • Publication date Feb 8, 2007
    • Keiji Sato
    • H01 - BASIC ELECTRIC ELEMENTS