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. Kemira Oyj (3 from 292 patents)
3 patents:
1. 9023118 - Azo dyes
2. 8734532 - Azo dyes
3. 8734534 - Azo dyes