4. Data processing: financial, business practice, management, or co
  5. Automated electrical financial or business practice or...
  6. Advertisement

Keiso Shimakawa

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Data processing: financial – business practice – management – or co – Automated electrical financial or business practice or... – Advertisement
Reexamination Certificate

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Computer program copy management system

Electrical computers and digital processing systems: support – Data processing protection using cryptography – By stored data protection
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Contents distribution system

Cryptography – Key management – Key distribution
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Display apparatus for accessing desired web site

Electrical computers and digital processing systems: multicomput – Computer network managing
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Information processing device and record medium

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
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Profile ID: LFUS-PAI-P-2177634

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