Average Co-Inventor Count = 10.00
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 University of Mining and Technology (1 from 355 patents)
2. Shaanxi Coal Caojiatan Mining Co., Ltd. (1 from 1 patent)
1 patent:
1. 11459849 - Filling bag and sealing method for drilled hole for detection in three zones of overburden