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. Evonik Stockhausen Gmbh (1 from 79 patents)
2. Evonik Degussa Gmbh (1,242 patents)
1 patent:
1. 8378000 - Water-absorbent, foam-type polymer structure