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 (2 from 1,242 patents)
2. Evonik Operations Gmbh (600 patents)
2 patents:
1. 9878979 - Fine purification of isophoronenitrile by melt crystallization
2. 9868699 - Process for removing cations from an isophoronenitrile product mixture