Data management system
Data processing apparatus
Data processing system and method to produce softcopy book reade
Data processing system having a set of memory cards
Data processor systems
Data processor with flexible data encryption
Data protection by detection of intrusion into electronic assemb
Data protection by detection of intrusion into electronic assemb
Data recording medium
Data reproducing device
Data security arrangements for semiconductor programmable device
Data storage device
Data storage device and method of accessing the data storage dev
Data transmission protocol method and apparatus
Data transmission security arrangement for a plurality of data s
Data-locking system
Data-protecting system
Database system with local information remotely supported with d
Database usage metering and protection system and method
Database usage metering and protection system and method