Average Co-Inventor Count = 2.77
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. Virgin Mobile Usa, L.p. (3 from 18 patents)
3 patents:
1. 7970419 - Systems, devices and methods for location determination
2. 7962152 - Location determination for wireless mobile devices
3. 7742774 - Location-based text messaging