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. China University of Mining and Technology (1 from 358 patents)
1 patent:
1. 11085860 - Sealing pressing head for conventional triaxial test of cuboid rocks with pre-existing fissures, and test method