Average Co-Inventor Count = 3.00
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. Other (1 from 832,880 patents)
1 patent:
1. 6596838 - Separation method and device with semi-permeable membranes comprising sulphonated polyimides