Average Co-Inventor Count = 3.20
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. Lucent Technologies Inc. (4 from 9,364 patents)
4 patents:
1. 6975862 - Wireless telemetering access
2. 6810120 - Method of determining answer supervision at a line appearance of a public switch telephone network
3. 6782268 - Method and apparatus for tracking call history for mobile and wireline users accessing the network on different ports for subsequent calls
4. 6111943 - Rapid call set-up for multiple leg telecommunications sessions