Average Co-Inventor Count = 5.00
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. Petro-canada (1 from 52 patents)
1 patent:
1. 4969988 - Antifoam to achieve high conversion in hydroconversion of heavy oils