TREA

Shoichiro Tohyama

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  • Odawara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disk apparatus
    • Patent number 4,809,091
    • Issue date Feb 28, 1989
    • Hitachi, Ltd.
    • Shyoichi Miyazawa
    • G11 - INFORMATION STORAGE