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. Evonik Stockhuasen Gmbh (1 from 1 patent)
2. Evonik Degussa Gmbh (1,242 patents)
1 patent:
1. 7833624 - Absorbent polymer structure with improved retention capacity and permeability