Average Co-Inventor Count = 8.64
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. Sbc Properties, L.p. (16 from 205 patents)
2. At&t Intellectual Property I, L.p. (9 from 16,478 patents)
3. Ameritech Corporation (9 from 159 patents)
4. At&t Knowledge Ventures, LP (1 from 71 patents)
35 patents:
1. 8630302 - System and network for deriving voice channels on a broadband communication line
2. 8238354 - Wide area communication networking
3. 8155296 - Method, system, and article for audibly identifying a called party
4. 8130920 - System and method for providing network information service using CID-type messages
5. 7940907 - Method, system, and article for placing a telephone call to a previously-called party
6. 7577243 - Method, system, and article for determining an availability of a telecommunication device
7. 7570753 - Method, system and medium for plug-and-play downloading of speed dial lists
8. 7525990 - Wide area communication networking
9. 7450707 - Method, system, and article for audibly identifying a called party
10. 7359502 - System for providing network information service using CID-type messages
11. 7305080 - Method, system and medium for plug-and-play downloading of speed dial lists
12. 7260196 - Method and system for providing enhanced caller identification and privacy management
13. 7257198 - Method, system, and article for informing a telecommunication customer of a future performance estimate for a telecommunication feature
14. 7218717 - Method, system, and article for audibly identifying a called party
15. 7203296 - Method, system, and article for placing a telephone call to a previously-called party