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. Yamanouchi Pharmaceutical Company Ltd. (2 from 329 patents)
2 patents:
1. 6136810 - Pyrido[2,3-D]pyrimidine derivatives and pharmaceutical compositions
2. 5817670 - Naphthyridine derivatives and pharmaceutical compositions thereof