Average Co-Inventor Count = 4.44
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. Boehringer Mannheim Gmbh (2 from 1,164 patents)
2 patents:
1. 4276376 - Creatine kinase control serum
2. 4123384 - Control serum containing alkaline phosphatase of constant activity