Average Co-Inventor Count = 3.75
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. Amersham Pharmacia Biotech Ab (2 from 35 patents)
2 patents:
1. 6290853 - Chromotographic method and device in which a continuous macroporous organic matrix is used
2. 5772875 - Chromatography column