Average Co-Inventor Count = 1.29
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. Celanese Ventures Gmbh (3 from 31 patents)
3 patents:
1. 6878803 - Method for nitrating and aminating an aryl polymer
2. 6869980 - Polymer blend membranes for use in fuel cells
3. 6790931 - Method for producing sulfonated aromatic polymers and use of the process products for producing membranes