Average Co-Inventor Count = 4.00
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. Sumitomo Pharmaceuticals Company Limited (2 from 174 patents)
2 patents:
1. 5780632 - Imide derivatives and their production and use
2. 5532372 - Imide derivatives, and their production and use