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Takeshi Satoh

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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical disk
    • Patent number 6,538,983
    • Issue date Mar 25, 2003
    • Kao Corporation
    • Takeshi Satoh
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Optical disk
    • Patent number 6,465,071
    • Issue date Oct 15, 2002
    • Kao Corporation
    • Takeshi Satoh
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Optical disk
    • Patent number 6,455,120
    • Issue date Sep 24, 2002
    • Kao Corporation
    • Takeshi Satoh
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 5,820,969
    • Issue date Oct 13, 1998
    • Kao Corporation
    • Takeshi Satoh
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium having a metallic magnetic layer and an a...
    • Patent number 5,650,237
    • Issue date Jul 22, 1997
    • Kao Corporation
    • Takeshi Satoh
    • G11 - INFORMATION STORAGE