Average Co-Inventor Count = 4.00
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. Johnson Matthey Public Limited Company (2 from 835 patents)
2 patents:
1. 5877377 - Metal oxide catalyst and use thereof in chemical reactions
2. 5478528 - Metal oxide catalyst