Average Co-Inventor Count = 3.06
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. Telecommunication Systems, Inc. (10 from 432 patents)
2. Telecommunications Systems, Inc. (1 from 26 patents)
11 patents:
1. 9503450 - Login security with short messaging
2. 9408047 - Read acknowledgement interoperability for text messaging and IP messaging
3. 8738496 - Prepaid short messaging
4. 8712453 - Login security with short messaging
5. 8175953 - Prepaid short messaging
6. 8060429 - Prepaid short messaging
7. 7933615 - Mobile originated interactive menus via short messaging services method
8. 7853511 - Prepaid short messaging
9. 7640031 - Mobile originated interactive menus via short messaging services
10. 7428510 - Prepaid short messaging
11. 7127264 - Mobile originated interactive menus via short messaging services