Average Co-Inventor Count = 3.32
ph-index = 15
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. Bell Atlantic Network Services, Inc. (13 from 305 patents)
2. Verizon Services Corporation (4 from 249 patents)
3. Verizon Patent and Licensing Inc. (2 from 6,565 patents)
4. Verizon Communications Inc. (1 from 31 patents)
19 patents:
1. 9215254 - Network session management for telephony over hybrid networks
2. 8976782 - Network session management for telephony over hybrid networks
3. 8553681 - Telephone service via packet-switched networking
4. 7948968 - Network session management
5. 7664097 - Telephone service via networking
6. 6839340 - Network session management
7. 6711241 - Internet telephone service
8. 6430275 - Enhanced signaling for terminating resource
9. 6295292 - Inbound gateway authorization processing for inter-carrier internet telephony
10. 6292481 - Inter-carrier signaling and usage accounting architecture for internet telephony
11. 6289010 - Inbound gateway authorization processing for inter-carrier internet telephony
12. 6243374 - Telecommunications custom calling services using voice mail
13. 6157648 - Network session management
14. 6157636 - Network session management with gateway-directory services and
15. 6137869 - Network session management