Inventor
SUN HUAIFENG
CN9 patents
⚠️ This page may combine multiple inventors who share the name “SUN HUAIFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV SHANDONG
8 patentsUS9989671B2Jun 5, 2018
Tunnel construction large-scale integrated geophysical advanced detection model test device
UNIV SHANDONG4 citations71
US9500077B2Nov 22, 2016
Comprehensive advanced geological detection system carried on tunnel boring machine
UNIV SHANDONG4 citations71
US9091779B2Jul 28, 2015
Advanced detector system and method using forward three-dimensional induced polarization method for TBM construction tunnel
UNIV SHANDONG2 citations60
US9256003B2Feb 9, 2016
Three-dimensional focusing induced polarization equipment for advanced geological prediction of water inrush disaster source in underground engineering
UNIV SHANDONG2 citations58
US12123998B1Oct 22, 2024
System and method for controlled-source electromagnetic exploration based on staggered frequency excitation of crossed sources
UNIV SHANDONG0 citations47
US12210132B2Jan 28, 2025
Method and system for exploring hidden karst pipelines
UNIV SHANDONG0 citations45
US12282133B2Apr 22, 2025
Method and system for generating logarithmic non-uniform pseudo-random electromagnetic exploration signal
UNIV SHANDONG0 citations43
US12181624B2Dec 31, 2024
Tracing method and apparatus based on electromagnetic field
UNIV SHANDONG0 citations43