Average Co-Inventor Count = 6.00
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. Pfizer Corporation (1 from 4,455 patents)
2. Pfizer Products Inc. (1 from 47 patents)
2 patents:
1. 6897306 - 3-heterocyclylpropanohydroxamic acids
2. 6448278 - Procollagen C-proteinase inhibitors