Average Co-Inventor Count = 2.93
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. 6081583 - Post call directory entry device and method
2. 6035046 - Recorded conversation method for evaluating the performance of
3. 5838783 - Smart directory management
4. 5737392 - Two-pass directory entry device and method