Average Co-Inventor Count = 3.43
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. Amgen Inc. (2 from 1,973 patents)
2 patents:
1. 10023608 - Protein purification methods to remove impurities
2. 9371554 - Flocculation method