Average Co-Inventor Count = 1.79
ph-index = 5
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Mci Communications Corporation (4 from 473 patents)
2. Mci, Inc. (1 from 161 patents)
3. Worldcom, Inc. (1 from 132 patents)
4. Mci Worldcom, Inc. (1 from 72 patents)
7 patents:
1. 6904276 - Apparatus and method for managing call billing records
2. 6493438 - Direct distance dialing (DDD) access to a communication services platform
3. 6058176 - Method of and system for terminating calls to selected trunk group
4. 6018575 - Direct distance dialing (DDD) access to a communications services
5. 5901207 - System and method for charge number/calling party number switch call
6. 5887057 - System and method for overflow on demand in a telecommunications network
7. 5812655 - Flexible service access code (SAC)