Average Co-Inventor Count = 6.00
ph-index = 6
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 Intellectual Property I, LP (11 from 16,497 patents)
2. Sbc Properties, L.p. (7 from 205 patents)
3. Ameritech Corporation (6 from 159 patents)
4. At&t Knowledge Ventures, LP (1 from 75 patents)
25 patents:
1. 9355538 - System and method for home automation and security
2. 9143342 - System and method for home automation and security
3. 8922361 - System and method for home automation and security
4. 8705703 - Emergency telephone call notification service system and method
5. 8242900 - System and method for home automation and security
6. 8155296 - Method, system, and article for audibly identifying a called party
7. 8130920 - System and method for providing network information service using CID-type messages
8. 8063761 - System and method for home automation and security
9. 7940907 - Method, system, and article for placing a telephone call to a previously-called party
10. 7551071 - System and method for home automation and security
11. 7450707 - Method, system, and article for audibly identifying a called party
12. 7359502 - System for providing network information service using CID-type messages
13. 7218717 - Method, system, and article for audibly identifying a called party
14. 7203296 - Method, system, and article for placing a telephone call to a previously-called party
15. 7149290 - System and method for storing and transferring information tokens in a low network communication