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Kazuo Ohira

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • 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