Average Co-Inventor Count = 2.74
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 (5 from 16,510 patents)
2. At+t Corp. (4 from 4,208 patents)
3. Other (1 from 832,966 patents)
4. Lucent Technologies Inc. (1 from 9,364 patents)
5. Nuance Communications, Inc. (1 from 1,422 patents)
12 patents:
1. 9930502 - Text message generation for emergency services as a backup to voice communications
2. 9351142 - Text message generation for emergency services as a backup to voice communications
3. 8874070 - Text message generation for emergency services as a backup to voice communications
4. 8599879 - External application gateway
5. 8014384 - Intelligent network interface device for caller identification multicasting
6. 7899032 - Third party service support with a voice over internet protocol (VoIP) network
7. 7831026 - Call progress information in cable telephony
8. 7133507 - Call progress information in cable telephony
9. 7113503 - Intelligent network interface device for caller identification multicasting
10. 6920206 - Call progress information in cable telephony
11. 6707893 - Call progress information in cable telephony
12. 5752232 - Voice activated device and method for providing access to remotely