Average Co-Inventor Count = 5.14
ph-index = 1
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. Pfizer Corporation (1 from 4,455 patents)
2. Takeda Pharmaceutical Company Limited (1 from 1,178 patents)
3. Calithera Biosciences, Inc. (1 from 30 patents)
3 patents:
1. 11352355 - Solid state forms of fused heteroaromatic pyrrolidinones
2. 10676473 - Solid state forms of fused heteroaromatic pyrrolidinones
3. 7807838 - Methods for the preparation of HCV polymerase inhibitors