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Naomi Ishizuka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Circuit board
    • Patent number 7,820,917
    • Issue date Oct 26, 2010
    • NEC Corporation
    • Yoshifumi Kanetaka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Printed-wiring board and electronic device
    • Patent number 6,940,023
    • Issue date Sep 6, 2005
    • NEC Corporation
    • Naomi Ishizuka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Circuit board and electronic equipment using the same
    • Patent number 6,617,529
    • Issue date Sep 9, 2003
    • NEC Corporation
    • Naomi Ishizuka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents