Average Co-Inventor Count = 2.90
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. Nortel Networks Corporation (3 from 4,171 patents)
3 patents:
1. 6826272 - Method and apparatus for integrated multimedia call control
2. 6256389 - Integrated telecommunication collaboration system
3. 6243452 - Graphical call status presentation system