Average Co-Inventor Count = 2.00
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 Inc. (1 from 268 patents)
1 patent:
1. 6633625 - Density profiler for measuring density profile of a medium and method and apparatus using same