Average Co-Inventor Count = 4.00
ph-index = 1
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. Inter-tel, Inc. (1 from 34 patents)
1 patent:
1. 6944215 - Method and apparatus for transmitting data from an analogue modem to a digital modem through an analogue channel