Average Co-Inventor Count = 5.54
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 (2 from 4,456 patents)
2 patents:
1. 5494820 - Streptomyces braegensis strain and its cultivation in a process for
2. 4937184 - N-demethylefrotomycin