Average Co-Inventor Count = 2.00
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. Merck + Co., Inc. (2 from 4,770 patents)
2 patents:
1. 4065356 - Production of antibiotic FR-02A (efrotomycin) by streptomyces
2. 4024251 - Antibiotic FR-02A and therapeutic compositions thereof