Average Co-Inventor Count = 7.00
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. Taiyuan University of Technology (1 from 136 patents)
1 patent:
1. 11242488 - Device for determining expansion pressure and expansion displacement generated by coking coal based on self-regulation of spring