Average Co-Inventor Count = 4.00
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. Kemira Oyj (2 from 293 patents)
2 patents:
1. 7381332 - Solid-liquid separation of oil-based muds
2. 7338608 - Solid-liquid separation of oil-based muds