Average Co-Inventor Count = 2.53
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 (2 from 292 patents)
2. Kemira Kemi Ab (1 from 16 patents)
3. Kemira Agro Oy (1 from 9 patents)
4 patents:
1. 8530695 - Process for recovery of formic acid
2. 8492586 - Process for preparation of formate salt
3. 6010630 - Method for recovering at least one metal from an acidified waste water
4. 5731437 - Process for the preparation of melamine