Average Co-Inventor Count = 8.00
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. At&t Intellectual Property I, L.p. (2 from 16,478 patents)
2. Sbc Properties, L.p. (2 from 205 patents)
3. Ameritech Corporation (1 from 159 patents)
4. Rpx Corporation (1 from 114 patents)
5. At&t Knowlegdge Ventures, L.p. (1 from 1 patent)
7 patents:
1. 9084100 - System and method for routing a call to a landline communication unit or a wireless communication unit
2. 8594643 - System and method for routing a call to a landline communication unit or a wireless communication unit
3. 8417230 - System and method for routing a call to a landline communication unit or a wireless communication unit
4. 7454197 - System and method for routing a call to a landline communication unit or a wireless communication unit
5. 7181201 - System and method for routing a call to a called party's landline or wireless communication unit
6. 6705916 - System and method for routing a call to a called party's landline or wireless communication unit
7. 6208854 - System and method for routing a call to a called party's landline or wireless communication unit