Average Co-Inventor Count = 5.00
ph-index = 3
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. Sprint Communications Comapny L.p. (4 from 3,841 patents)
4 patents:
1. 7415266 - Method and apparatus for providing pre-pay and post-pay communication services using the same integrated system
2. 6847708 - Method and apparatus for validating pre-pay and post-pay communication services using the same integrated database
3. 6760418 - Method and apparatus for providing pre-pay and post-pay communication services using a switching system to monitor call duration
4. 6535727 - Method and apparatus for providing pre-pay and post-pay communication services using the same integrated