Average Co-Inventor Count = 5.54
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. Johnson Matthey Public Limited Company (2 from 835 patents)
2. Macfarlan Smith Limited (7 patents)
2 patents:
1. 9908891 - Process for the preparation of morphinan-6-one compounds
2. 8916707 - Process