Average Co-Inventor Count = 8.00
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. Endo Pharmaceuticals Inc. (4 from 32 patents)
2. Penwest Pharmaceuticals Company (1 from 11 patents)
5 patents:
1. 10406106 - Sustained release formulations of nalbuphine
2. 10172798 - Sustained release formulation of nalbuphine
3. 9351938 - Sustained release formulation of nalbuphine
4. 8765175 - Sustained release formulation of nalbuphine
5. 8394812 - Sustained release formulations of nalbuphine