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Eiichi Hanakawa

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  • Souraku-gun, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Disk cartridge
    • Publication number 20040154038
    • Publication date Aug 5, 2004
    • Akira Kurozuka
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Disk cartridge
    • Publication number 20030214754
    • Publication date Nov 20, 2003
    • Matsushita Electric Industrial Co., Ltd.
    • Eiichi Hanakawa
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Disk cartridge and disk drive unit
    • Publication number 20030099188
    • Publication date May 29, 2003
    • Matsushita Electric Industrial Co., Ltd.
    • Akira Kurozuka
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Disk drive device
    • Publication number 20020159374
    • Publication date Oct 31, 2002
    • Akira Kurozuka
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical disk, substrate of the same, and mold for forming the subst...
    • Publication number 20010024708
    • Publication date Sep 27, 2001
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • Kiyoshi Uchida
    • G11 - INFORMATION STORAGE