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 Corporation (3 from 43 patents)
3 patents:
1. 12466985 - Organophilic clays and drilling fluids containing them
2. 11634621 - Organophilic clays and drilling fluids containing them
3. 10865338 - Organophilic clays and drilling fluids containing them