4. Data processing: financial, business practice, management, or co
  5. Business processing using cryptography
  6. Usage protection of distributed data files

Mary D. Cheung

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Access right contradiction detection apparatus and analysis...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Access right contradiction detection apparatus and analysis...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
Reexamination Certificate

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Apparatus and method for activation of a security module in...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Apparatus and method of communicating changes in states of...

Data processing: financial – business practice – management – or co – Electronic negotiation
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Authorization token accompanying request and including...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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