Average Co-Inventor Count = 4.00
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 Merchants Marine Offshore Research Institute Co. (2 from 3 patents)
2. China Merchants Deepsea Research Institute (sanya) Co. (2 from 3 patents)
2 patents:
1. 12378749 - Environmentally-friendly semi-closed loop deep-sea ore hydraulic lifting system
2. 12371993 - Deep-sea ore hydraulic lifting system with deep-sea single high-pressure silo feeding device