Average Co-Inventor Count = 6.00
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. Aktiebolaget Astra (2 from 53 patents)
2 patents:
1. 6140308 - Colon or ileum-specific glucocorticosteroid derivatives
2. 5908833 - Colon or ileum-specific steroid derivatives