Average Co-Inventor Count = 3.00
ph-index = 4
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. (11 from 432 patents)
2. Telecommunications Systems, Inc. (2 from 26 patents)
13 patents:
1. 9602968 - Area watcher for wireless network
2. 9602967 - Location derived presence information
3. 9398419 - Location derived presence information
4. 9220958 - Consequential location derived information
5. 9154906 - Area watcher for wireless network
6. 8983048 - Location derived presence information
7. 8532277 - Location derived presence information
8. 8290505 - Consequential location derived information
9. 8032112 - Location derived presence information
10. 7856236 - Area watcher for wireless network
11. 7426380 - Location derived presence information
12. 7321773 - Area watcher for wireless network
13. 7120450 - Consequential location derived information