Average Co-Inventor Count = 4.00
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. Other (1 from 832,718 patents)
2. At+t Corp. (1 from 4,208 patents)
2 patents:
1. 5995613 - Method for establishing virtual private line for long distance carrier
2. 5796812 - Method for transferring call-specific data between called parties