Average Co-Inventor Count = 9.00
ph-index = 1
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 Corp. (2 from 4,208 patents)
2 patents:
1. 7336656 - Method for handling incoming calls directed to a virtual communication service subscriber via a shared line system
2. 6870835 - Method for handling incominc calls directed to a virtual communication service subscriber via a shared line system