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Yoshihisa Chiba

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Patents Grantslast 30 patents

  • Information Patent Grant

    Disc cartridge and changer
    • Patent number 8,953,423
    • Issue date Feb 10, 2015
    • Sony Corporation
    • Yoshihisa Chiba
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magneto-optical recording medium
    • Patent number 6,632,546
    • Issue date Oct 14, 2003
    • Sony Corporation
    • Masatsugu Suwabe
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    DISC CARTRIDGE AND CHANGER
    • Publication number 20140143796
    • Publication date May 22, 2014
    • SONY CORPORATION
    • Yoshihisa Chiba
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Magneto-optical recording medium
    • Publication number 20010024740
    • Publication date Sep 27, 2001
    • Masatsugu Suwabe
    • G11 - INFORMATION STORAGE