Average Co-Inventor Count = 5.16
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. AT&T Intellectual Property I, LP (9 from 16,492 patents)
2. At&t Mobility II LLC (2 from 2,868 patents)
9 patents:
1. 11889020 - Method and system for challenging potential unwanted calls
2. 10887858 - Method and device for providing a mobile device with service continuity over multiple access networks
3. 10674468 - Method and device for providing a mobile device with service continuity over multiple access networks
4. 10349370 - Method and device for providing a mobile device with service continuity over multiple access networks
5. 10069738 - One cellular radio to support multiple phone lines and data at a location
6. 9973545 - Method and device for managing circuit switched data calls
7. 9756494 - Method and system for providing a service at a current location
8. 9705941 - Seamless movement of active media sessions between twinned communication devices
9. 9681412 - Method and device for providing a mobile device with service continuity over multiple access networks