Average Co-Inventor Count = 6.40
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. Otsuka Pharmaceutical Company, Limited (4 from 846 patents)
4 patents:
1. 9708292 - Cyanopyrimidine derivative
2. 7989446 - 4-amino 5-cyanopyrimidine derivatives
3. 7834002 - 4-amino-5-cyanopyrimidine derivatives
4. 6060486 - Carbostyril derivative for curing ophthalmological diseases