Average Co-Inventor Count = 3.43
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. Johnson Matthey Public Limited Company (2 from 836 patents)
2 patents:
1. 7153966 - Preparation of oxycodone
2. 6867335 - Uncatalysed addition reactions