Average Co-Inventor Count = 5.90
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. Taiho Pharmaceutical Company Limited (6 from 318 patents)
6 patents:
1. 5447944 - Carbamoyl-2-pyrrolidinone compounds
2. 5229402 - Carbamoyl-2-pyrrolidinone compounds
3. 5214039 - Bicyclolactam derivative for improving cerebral function
4. 5206261 - Oxindole derivative
5. 5185344 - Pharmaceutically useful bicyclolactam derivative
6. 5068235 - Diazabicycloalkane derivative