Average Co-Inventor Count = 6.46
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. Evonik Degussa Gmbh (1 from 1,242 patents)
2. Evonik Industries Ag (1 from 34 patents)
2 patents:
1. 10010838 - Dispersing resins
2. 9115335 - Phosphoric acid esters, their preparation and use