LandOfFree - US Patents - Listing for Telephonic communications,With usage measurement

Telephonic communications – With usage measurement – Call charge metering or monitoring

Display control device allowing information transmission to both

Telephonic communications – With usage measurement – Call charge metering or monitoring

Distributed automatic route selection using RIP caching

Telephonic communications – With usage measurement – Call charge metering or monitoring

Domestic origination to international termination country...

Telephonic communications – With usage measurement – Call charge metering or monitoring

Domestic to country call intercept process (CIP)

Telephonic communications – With usage measurement – Call charge metering or monitoring

Drive-in restaurant credit-card transaction system

Telephonic communications – With usage measurement

DTMF lockout utility using epoch time stamp

Telephonic communications – With usage measurement – Call charge metering or monitoring

Dual channel ISDN terminal call identification and switching sys

Telephonic communications – With usage measurement – Call charge metering or monitoring

Dynamic carrier selection

Telephonic communications – With usage measurement – Call charge metering or monitoring

Dynamic charging for telecommunications services in accordance w

Telephonic communications – With usage measurement – Call charge metering or monitoring

Dynamic individual phone rates

Telephonic communications – With usage measurement – Call traffic recording or monitoring

Dynamic traffic distribution

Telephonic communications – With usage measurement – Call traffic recording by computer or control processor

Dynamic traffic management in an intelligent network of a...