Average Co-Inventor Count = 1.00
ph-index = NA
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 (CUMT) (1 from 285 patents)
1 patent:
1. 12498306 - Constant-speed dynamic direct-shear test system and test method for rock mass structural plane