Average Co-Inventor Count = 5.71
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 Labs, Inc. (3 from 74 patents)
2. Sbc Technology Resources, Inc. (2 from 169 patents)
5 patents:
1. 7995563 - Internet caller identification system and method
2. 7336653 - Internet caller identification system and method
3. 7242754 - System and method for implementing and accessing call forwarding services
4. 6816481 - Internet caller identification system and method
5. 6631186 - System and method for implementing and accessing call forwarding services