Average Co-Inventor Count = 3.79
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. Sankyo Company, Limited (3 from 613 patents)
3 patents:
1. 6844173 - Strain of Streptomyces griseus
2. 6472384 - Antimicrobial compounds
3. 5179013 - Cytochrome P-450 enzymes