Average Co-Inventor Count = 14.01
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. Qingdao University of Technology (1 from 147 patents)
1 patent:
1. 11193865 - P-y curve-based element test device and test method