Object identification system
Object recognition system
Object verification system and method
Off-line notification and communication network
Oil field lease management and security system and method theref
On board timer system for a racing vehicle
On-line web accessed energy meter
On-line web accessed energy meter
On-off arrangement in a microprocessor controlled remote transmi
On-site communication system with RF shielding having pager iden
On-the-fly arrangement for interconnecting leads and connectors
One way automatic meter reading system
One-sided crosspoint switch with distributed control
One-to-one switching system
One-way data packet transmission system for processing data arra
One-way data telemetering system utilizing the power supply main
Online remote control configuration system
Open sensor diagnostic system for temperature transmitter in a p
Operating circuits for locking device
Operation control circuit with secret code comparing means for r