Average Co-Inventor Count = 4.00
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. Nissho Corporation (1 from 120 patents)
2. Towa Yakuhin Kabushiki Kaisha (1 from 1 patent)
2 patents:
1. 5095037 - Combined anti-inflammatory agent
2. 4647412 - Anti-tumor derivatives of butanediol and process of preparation