Average Co-Inventor Count = 2.53
ph-index = 4
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. Vertex Pharmaceuticals, Inc. (4 from 1,149 patents)
4 patents:
1. 5763590 - Isolation of an M.sub.r 52,000 FK506 binding protein and molecular
2. 5744485 - Carbamates and ureas as modifiers of multi-drug resistance
3. 5723459 - Biologically active acylated amino acid derivatives
4. 5543423 - Amino acid derivatives with improved multi-drug resistance activity