Average Co-Inventor Count = 4.00
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. Amgen Inc. (2 from 1,974 patents)
2 patents:
1. 11466090 - Methods for treating or preventing migraine headache
2. 10259877 - Methods for treating or preventing migraine headache