Average Co-Inventor Count = 5.09
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. Zhejiang University (2 from 1,099 patents)
2 patents:
1. 11815497 - Triaxial test apparatus for measuring eroded soil particle under action of seepage force
2. 11761943 - Confining pressure-adjustable test and observation system for soil deformation features during vacuum preloading and test method