Average Co-Inventor Count = 3.00
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. Aps Research Limited (2 from 2 patents)
2 patents:
1. 5055306 - Sustained-release formulations
2. 4900558 - Sustained release ibuprofen formulation including a core of ibuprofen