Average Co-Inventor Count = 2.64
ph-index = 5
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 (10 from 16,492 patents)
2. Sbc Knowledge Ventures, L.p. (1 from 125 patents)
3. Chanyu Holdings, LLC (1 from 14 patents)
12 patents:
1. 10212276 - System and method of call screening
2. 10181135 - Method and apparatus for presenting advertisements
3. 9100477 - System and method of call screening
4. 8843970 - Video distribution systems and methods for multiple users
5. 8694377 - Method and apparatus for presenting advertisements
6. 8577953 - System and method for providing multimedia services
7. 8526977 - Location based call routing for call answering services
8. 8374319 - Realtime call screening
9. 7920838 - Method for conserving energy in a multimode communication device
10. 7657239 - Method for conserving energy in a multimode communication device
11. 7616950 - Call forwarding control device and method of call management
12. 7310807 - System and method for local video distribution