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. China Petroleum Chemical Corporation (1 from 674 patents)
2. Shanghai Research Institute of Petrochemical Technology, Sinopec (1 from 104 patents)
1 patent:
1. 9416093 - Supported quaternary phosphonium catalyst, preparation and use thereof