Average Co-Inventor Count = 1.89
ph-index = 2
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. Avaya Inc. (1 from 2,328 patents)
2. American Telephone and Telegraph, Co. (1 from 386 patents)
3. American Telephone and Telegraph (at&t) (1 from 2 patents)
4. At&t Information Systems (at&t-is) (1 from 1 patent)
3 patents:
1. 7940758 - Data distribution in a distributed telecommunications network
2. 4953159 - Audiographics conferencing arrangement
3. 4653090 - Graphics based call management