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. At&t Intellectual Property I, LP (1 from 16,508 patents)
2. Bellsouth Intellectual Property Corporation (1 from 987 patents)
2 patents:
1. 7539629 - System and method for replenishing a wireless terminal account
2. 7209890 - System and method for replenishing a wireless terminal account