Average Co-Inventor Count = 1.33
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. Uop Lcc (2 from 5,543 patents)
2 patents:
1. 5238555 - Process for purifying a hydrogen gas and recovering liquifiable
2. 5178751 - Two-stage process for purifying a hydrogen gas and recovering