Audio/video price confirmation system

Authentication device with key number memory

Authentication method

Authentication system and method

Auto-configurable series communication system for power monitors

Automated appliance control system

Automated chemical storage and chemical feed system

Automated communication of electricity meter data

Automated meter reader applications of universal frequency...

Automated meter reader device having optical sensor with...

Automated meter reader direct mount endpoint module

Automated meter reader having high product delivery rate...

Automated meter reader having high product delivery rate...

Automated meter reading system

Automated meter reading system, communication and control...

Automated meter reading system, communication and control...

Automated on-site meter registration confirmation using a...

Automated remote water meter readout system

Automated shopping cart handle

Automated system for identifying authorized system users