Average Co-Inventor Count = 1.25
ph-index = 3
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. At&t Mobility II LLC (1 from 2,868 patents)
5 patents:
1. 8493969 - Internet telephony system with automated call answering
2. 8190561 - LDAP replication priority queuing mechanism
3. 7933259 - Internet telephony system with automated call answering
4. 6690663 - Internet telephony system with automated call answering
5. 6298129 - Teleconference recording and playback system and associated method