Average Co-Inventor Count = 2.53
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 Corp. (4 from 4,208 patents)
2. Lucent Technologies Inc. (1 from 9,364 patents)
5 patents:
1. 6271752 - Intelligent multi-access system
2. 6002756 - Method and system for implementing intelligent telecommunication
3. 5999603 - Method and apparatus for providing multi-network virtual services
4. 5463681 - Security system for terminating fraudulent telephone calls
5. 5392343 - On demand language interpretation in a telecommunications system