Average Co-Inventor Count = 3.00
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. Sandoz Gmbh (1 from 1,603 patents)
2. Biochemie Gesellschaft M.b.h (1 from 55 patents)
2 patents:
1. 6777549 - &bgr;-lactam production
2. 6552186 - &bgr;-lactam production