Average Co-Inventor Count = 3.00
ph-index = 2
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. Motorola Corporation (2 from 20,290 patents)
2 patents:
1. 6650908 - Communications system for providing multiple services and hold capability of at least one service, and method therefor
2. 6138030 - Communications system for providing multiple services and hold