Average Co-Inventor Count = 3.00
ph-index = 3
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. Hoffmann-la Roche Inc. (3 from 4,942 patents)
3 patents:
1. 5721245 - 4-�3-indolyl!-1H-pyrrolone
2. 5292747 - Substituted pyrroles
3. 5057614 - Substituted pyrroles