Average Co-Inventor Count = 3.45
ph-index = 8
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. (31 from 432 patents)
31 patents:
1. 9473450 - Wireless chat automatic status tracking
2. 9467844 - Mobile activity status tracker
3. 9408046 - 911 data messaging
4. 9368022 - First responder wireless emergency alerting with automatic callback and location triggering
5. 9342975 - First responder wireless emergency alerting with automatic callback and location triggering
6. 9241040 - Mobile activity status tracker
7. 9191520 - Location services gateway server
8. 8970366 - First responder wireless emergency alerting with automatic callback and location triggering
9. 8954028 - Geo-redundant and high reliability commercial mobile alert system (CMAS)
10. 8738496 - Prepaid short messaging
11. 8577339 - Wireless chat automatic status signaling
12. 8463284 - Short messaging system (SMS) proxy communications to enable location based services in wireless devices
13. 8436728 - First responder wireless emergency alerting with automatic callback and location triggering
14. 8244220 - Wireless chat automatic status tracking
15. 8175953 - Prepaid short messaging