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Information network system and information apparatus

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Information playback apparatus method and recording medium

Information security – Prevention of unauthorized use of data including prevention...
Reexamination Certificate

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Information presentation apparatus, and information...

Information security – Prevention of unauthorized use of data including prevention...
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Information processing apparatus and method

Information security – Prevention of unauthorized use of data including prevention...
Reexamination Certificate

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Information processing apparatus and method, and program...

Information security – Prevention of unauthorized use of data including prevention...
Reexamination Certificate

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Information processing apparatus for watermarking digital...

Information security – Prevention of unauthorized use of data including prevention... – Copy detection
Reexamination Certificate

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Information processing apparatus, control method thereof,...

Information security – Prevention of unauthorized use of data including prevention... – Limitations on number or amount of copies
Reexamination Certificate

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Information processing apparatus, information processing...

Information security – Prevention of unauthorized use of data including prevention...
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Information processing apparatus, information processing...

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Information processing apparatus, information processing...

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Information processing apparatus, information processing...

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Information processing apparatus, information processing...

Information security – Prevention of unauthorized use of data including prevention... – Limitations on number or amount of copies
Reexamination Certificate

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Information processing apparatus, information recording...

Information security – Prevention of unauthorized use of data including prevention...
Reexamination Certificate

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Information processing apparatus, information recording...

Information security – Prevention of unauthorized use of data including prevention...
Reexamination Certificate

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Information processing device and communication method

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Information processing device, information recording medium,...

Information security – Prevention of unauthorized use of data including prevention...
Reexamination Certificate

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Information processing method and apparatus, and computer...

Information security – Prevention of unauthorized use of data including prevention... – Copy detection
Reexamination Certificate

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Information providing device and method

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Information providing system and authentication medium...

Information security – Prevention of unauthorized use of data including prevention... – Access control
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Information recording and reproducing apparatus and method

Information security – Prevention of unauthorized use of data including prevention...
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