Average Co-Inventor Count = 5.00
ph-index = 1
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 (2 from 16,497 patents)
2. At+t Corp. (1 from 4,208 patents)
3 patents:
1. 9420080 - Method and apparatus for providing privacy for telephone conversations
2. 9178478 - Method and apparatus for providing privacy for telephone conversations
3. 7738643 - Method for troubleshooting echo on teleconference bridge