Average Co-Inventor Count = 1.50
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. Genetics Institute, Inc. (2 from 389 patents)
2 patents:
1. 4835260 - Erythropoietin composition
2. 4770999 - High yield production of active Factor IX