TREA

Yohei Tanaka

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  • Yokohama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Keyboard apparatus
    • Patent number 6,686,905
    • Issue date Feb 3, 2004
    • Matsushita Electric Industrial Co., Ltd.
    • Kazuya Suzuki
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Keyboard apparatus
    • Publication number 20010048426
    • Publication date Dec 6, 2001
    • Kazuya Suzuki
    • G06 - COMPUTING CALCULATING COUNTING