Process, device and taximeters for avoiding fraud on the...

Programmable clock module for postage metering control system

Proof of postage digital franking

Proof of postage digital franking

Providing a verifiable delivery payment coding

Providing stamps on secure paper using a communications network

Radio beacon for a wireless road toll system

Recording distance measuring instrument at vehicle wheel hub

Remote and secure feature enabling for an electronic postage...

Remote authentication of two dimensional barcoded indicia

Remote postage meter inspection system

Remote postage meter resetting by facsimile communication

Removable postage meter having an indicia cover

Replaceable postage meter indicia

Resettable counter for postage meter

Road toll collection system

Road toll system for alleviating traffic congestion

Road use charging apparatus

Robust digital token generation and verification system...

Rotor movement sensing system