Average Co-Inventor Count = 4.00
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. Johnson Matthey Public Limited Company (2 from 837 patents)
2 patents:
1. 12502653 - Process for the removal of carbon dioxide from a gas mixture containing hydrogen
2. 12290794 - Layered sorbent structures