Average Co-Inventor Count = 10.94
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. Mercian Corporation (3 from 40 patents)
2. Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai (1 from 212 patents)
3 patents:
1. 6020363 - Isocoumarin derivatives and use thereof in drugs
2. 5223519 - 4-hydroxypyridine derivatives, useful for treating circulatory diseases
3. 5183883 - Conjugate of adriamycin and cyclodextrin