Average Co-Inventor Count = 5.46
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. Sankyo Company, Limited (2 from 613 patents)
2 patents:
1. 6596751 - &agr;-substituted carboxylic acid derivatives
2. 6562849 - Amine derivative compounds