Average Co-Inventor Count = 2.57
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. (3 from 9,364 patents)
3 patents:
1. 5838783 - Smart directory management
2. 5737392 - Two-pass directory entry device and method
3. 5717740 - Telephone station account number dialing device and method