Average Co-Inventor Count = 2.00
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. J.m. Huber Corporation (1 from 356 patents)
1 patent:
1. 6086718 - Apparatus for improving filler retention in papermaking