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. Telecommunication Systems, Inc. (6 from 432 patents)
6 patents:
1. 9602967 - Location derived presence information
2. 9398419 - Location derived presence information
3. 8983048 - Location derived presence information
4. 8532277 - Location derived presence information
5. 8032112 - Location derived presence information
6. 7426380 - Location derived presence information