Average Co-Inventor Count = 5.09
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 Degussa Gmbh (1 from 1,242 patents)
2. Evonik Roehm Gmbh (1 from 152 patents)
3. Evonik Rohm Gmbh (90 patents)
2 patents:
1. 9427889 - Process and system for colouring plastics moulding compositions
2. 8123394 - Mixer for liquid colorants and method for mixing liquid colorants