Average Co-Inventor Count = 12.00
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 667 patents)
2. Sinopec Nanjing Research Institute of Chemical Industry Co., Ltd. (1 from 5 patents)
1 patent:
1. 11560524 - Coal powder pretreatment method and coal powder gasification method