TREA

Takao Hyuga

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  • Soraku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cartridge case
    • Patent number 5,196,978
    • Issue date Mar 23, 1993
    • Sharp Kabushiki Kaisha
    • Junichi Washo
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disc clamping device
    • Patent number 4,920,437
    • Issue date Apr 24, 1990
    • Sharp Kabushiki Kaisha
    • Junichi Washo
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Extra magnetic field positioning apparatus
    • Patent number 4,864,125
    • Issue date Sep 5, 1989
    • Sharp Kabushiki Kaisha
    • Hisashi Minami
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Linear motor
    • Patent number 4,794,287
    • Issue date Dec 27, 1988
    • Sharp Kabushiski Kaisha
    • Takao Hyuga
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Optical memory disc
    • Patent number 4,658,393
    • Issue date Apr 14, 1987
    • Sharp Kabushiki Kaisha
    • Kenji Ohta
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Optical memory disc
    • Patent number 4,634,617
    • Issue date Jan 6, 1987
    • Sharp Kabushiki Kaisha
    • Kenji Ohta
    • G11 - INFORMATION STORAGE