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Katsuhiro Nakai

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  • Sanda-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Individual examination execution device
    • Patent number 7,780,452
    • Issue date Aug 24, 2010
    • Panasonic Corporation
    • Kohei Okada
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Video display monitor
    • Patent number 6,243,073
    • Issue date Jun 5, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Hideaki Kawamura
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents