Average Co-Inventor Count = 3.64
ph-index = 3
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. Upm-kymmene Corporation (4 from 209 patents)
4 patents:
1. 10144889 - Apparatus for purifying material of biological origin
2. 9181494 - Process and apparatus for purifying material of biological origin
3. 9175228 - Process and apparatus for purifying material of biological origin
4. 8816105 - Method and apparatus for purifying crude tall oil