Stand-alone cumulative elapsed-time calculating system

Static electronic memory flight recorder device

Statistical tolerancing

Statistical tolerancing

Stopwatch device

Subscriber registration and access control system and...

Surveillance systems

Survey of information about a vote

System and method for authenticating objects

System and method for automatic verification of the holder...

System and method for automatically controlling the crossing...

System and method for collecting data from many vehicles

System and method for electronic visitation registration

System and method for electronic voting

System and method for encrypted smart card pin entry

System and method for flight data recording

System and method for locating individuals and equipment,...

System and method for monitoring and tracking individuals

System and method for obtaining and ranking opinions by...

System and method for obtaining supplemental information...