Average Co-Inventor Count = 6.00
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. Gruenenthal Gmbh (2 from 357 patents)
2. Grunenthal Gmbh (1 from 107 patents)
3 patents:
1. 11547678 - Aqueous pharmaceutical formulation of tapentadol for oral administration
2. 11013701 - Stable formulation for parenteral administration of tapentadol
3. 9446008 - Semisolid aqueous pharmaceutical composition containing tapentadol