Average Co-Inventor Count = 3.72
ph-index = 33
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. At+t Corp. (72 from 4,208 patents)
2. At&t Intellectual Property I, L.p. (5 from 16,478 patents)
3. Other (4 from 832,680 patents)
4. At&t Bell Laboratories (2 from 3,345 patents)
5. Bell Telephone Laboratories (2 from 2,714 patents)
6. Lucent Technologies Inc. (1 from 9,364 patents)
7. American Telephone and Telegraph Company Communications, Inc. (1 from 1 patent)
86 patents:
1. 8891514 - Method and system for providing controllable enhanced call service features at mobile locations
2. 7996036 - Method and system for providing mobility to enhanced call service features at remote locations
3. 7961865 - Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX
4. 7827292 - Flexible automated connection to virtual private networks
5. 7827278 - System for automated connection to virtual private networks related applications
6. 7613288 - Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX
7. 7336656 - Method for handling incoming calls directed to a virtual communication service subscriber via a shared line system
8. 7174189 - Method and system for providing mobility to enhanced call service features at remote locations
9. 6967947 - Method and system for providing controllable enhanced call service features at mobile locations
10. 6870835 - Method for handling incominc calls directed to a virtual communication service subscriber via a shared line system
11. 6823197 - Method and system for providing mobility to enhanced call service features at remote locations
12. 6823318 - Secure purchases over a computer network
13. 6804345 - Virtual contact center with flexible staffing control
14. 6801780 - Method and apparatus for providing intelligent emergency paging
15. 6763102 - Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX