Average Co-Inventor Count = 8.00
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. Qingdao Institute of Marine Geology (1 from 10 patents)
1 patent:
1. 11332903 - Penetrating method of self-adjusting hydraulic static penetrating device suitable for seabed slope area