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Yoshifumi Suzuki

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  • Iwata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic recording material
    • Patent number 4,895,762
    • Issue date Jan 23, 1990
    • Yamaha Corporation
    • Tadao Tokushima
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Method for producing magnetic recording media
    • Patent number 4,681,669
    • Issue date Jul 21, 1987
    • Nippon Gakki Seizo Kabushiki Kaisha
    • Toshiro Takahashi
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR