Average Co-Inventor Count = 2.56
ph-index = 9
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. Bellsouth Intellectual Property Corporation (10 from 987 patents)
2. At&t Intellectual Property I, LP (7 from 16,510 patents)
3. At&t Delaware Intellectual Property Corporation, Inc. (2 from 178 patents)
4. Jasper Wireless, Inc. (1 from 28 patents)
5. Bellsouth Intellectual Property Management Corporation (1 from 16 patents)
21 patents:
1. 9118510 - Voice over network (VoN)/voice over internet protocol (VoIP) architect having hotline and optional tie line
2. 8477758 - Voice over network (VoN)/voice over internet protocol (VoIP) architect having hotline and optional tie line
3. 8014513 - Caller identification through non-textual output
4. 7920687 - Communication networks including flash hook detectors and methods of operating the same
5. 7516185 - System and method for electronic message status notification
6. 7512222 - Methods and systems for automated prepaid service routing
7. 7489769 - Method and system for providing a continuous tone source using a network node
8. 7394897 - Method and system for routing service calls made from resold lines
9. 7394895 - Methods and systems for 1+ prepaid routing service
10. 7257212 - Methods and systems for automated prepaid service routing
11. 7225230 - System and method for electronic message status notification
12. 7120688 - Systems and methods for an infrastructure centralized heartbeat
13. 7095834 - Methods and systems for 1+ prepaid routing service
14. 7027567 - System and method for electronic message status notification and reply using various electronic media
15. 6980635 - Methods and systems for automated prepaid service routing