Average Co-Inventor Count = 2.86
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. 6689745 - Agent for ameliorating pancreatic function disorder
2. 6399658 - Composition containing ascorbic acid