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. Chinese Petroleum Corporation (1 from 33 patents)
1 patent:
1. 8269049 - Method of producing diethylene-glycol tert-butyl ether using isobutylene and diethylene glycol