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| December 8, 1999 |
| 6704402 | Method and system for a multiple line long distance discount feature
| September 28, 2001 |
| 6694313 | Method for compression of a telephone number database in a telecommunications system, and a corresponding telecommunications system
| April 27, 1999 |
| 6694001 | Detection of carrier mis-routing in telephone systems
| November 7, 2000 |
| 6687349 | System and method for defining a local communication space
| January 31, 2001 |
| 6683945 | Routing data based on comparative income values
| December 28, 2000 |
| 6681106 | System and method for analyzing wireless communication records and for determining optimal wireless communication service plans
| January 11, 2001 |
| 6678363 | Method and system for detecting a change in at least one telecommunication service rate plan
| July 9, 2002 |
| 6639978 | Method for determining an entity responsible for billing a called party
| December 17, 2001 |
| 6609000 | Process for generating an address directory
| August 2, 2000 |
| 6608890 | System and method for remote updating of a telephone number transformation definition
| June 15, 1999 |
| 6606668 | System and method for least cost routing and managing multiple gatekeepers on a packet switched network
| September 16, 1998 |
| 6580789 | Automated prefix dialing system
| January 18, 2000 |
| 6577717 | Broadcasting of different tariff periods in a telephone system
| May 27, 1999 |
| 6574465 | System and method for determining optimal wireless communication service plans
| January 11, 2001 |
| 6542588 | Method and system for global communications network management and display of market-price information
| October 18, 2000 |
| 6522735 | Network selection support in a communications service bidding exchange
| October 10, 2000 |
| 6487289 | Managing priorities for routing calls in a telecommunication network
| November 18, 1999 |
| 6473499 | Dynamic individual phone rates
| March 9, 2000 |
| 6449354 | Communication system, article and method of configuring and establishing a connection therein
| June 8, 1999 |
| 6442259 | System and method for forwarding call from disconnected telephone number to new telephone number
| August 8, 2001 |
| 6442258 | Method and system for global telecommunications network management and display of market-price information
| April 17, 2000 |
| 6418197 | Method of playing announcements in telecommunication network exchange
| November 22, 1999 |
| 6381315 | Universal exchange for making least-cost non-local telephone calls
| December 2, 1999 |
| 6373929 | Bidding for telecommunications traffic
| March 28, 2000 |
| 6366560 | Route selection service control system
| August 20, 1998 |
| 6345089 | Method for call set-up and a telecommunication system
| August 7, 1998 |
| 6330311 | Low cost call routing system for telecommunications unit
| August 19, 1998 |
| 6292350 | Multilayer capacitor
| February 9, 2000 |
| 6289096 | Call routing method using prioritized source-destination routes
| June 17, 1998 |
| 6263057 | Automatic telecommunications provider selection system
| May 7, 1999 |
| 6252952 | Personal user network (closed user network) PUN/CUN
| December 30, 1999 |
| 6240169 | Communications protocol for least cost call routing system
| May 6, 1999 |
| 6226365 | Method and system for global communications network management and display of market-price information
| August 5, 1998 |
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| June 3, 1998 |
| 6222911 | Programmable access carrier selection terminal
| August 5, 1998 |
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| December 12, 1997 |
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| July 25, 1997 |
| 6154532 | Charge minimizing callback system
| November 19, 1997 |
| 6144727 | Method and system for global telecommunications network management and display of market-price information
| December 17, 1998 |
| 6137869 | Network session management
| September 16, 1997 |
| 6128291 | System and method for establishing a call telecommunications path
| January 7, 1998 |
| 6078652 | Least cost routing system
| December 18, 1997 |
| 6052449 | System for controlling the provisioning of long distance service from different network carriers
| June 29, 1998 |
| 6026151 | Network based determination of cost effective access
| June 12, 1997 |
| 6023501 | Least cost routing with repeated searches for lower cost route
| March 3, 1999 |
| 6023500 | Method and system for detecting a change in at least one telecommunications rate plan
| January 27, 1999 |
| 6005926 | Method and system for global communications network management
| September 11, 1997 |
| 6005925 | Bidding for telecommunications traffic over route segments
| January 22, 1998 |
| 5995602 | Bidding for telecommunications traffic and billing for service
| March 24, 1999 |
| 5937054 | Apparatus for and method of providing consumers with local access carrier
| October 31, 1997 |
| 5930343 | Toll call rate provider
| November 21, 1997 |
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