Inventor
HE QINGYAN
US9 patents
⚠️ This page may combine multiple inventors who share the name “HE QINGYAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
7 patentsUS7080699B2Jul 25, 2006
Wellbore communication system
SCHLUMBERGER TECHNOLOGY CORP47 citations94
US7880640B2Feb 1, 2011
Wellbore communication system
SCHLUMBERGER TECHNOLOGY CORP32 citations91
US11209568B2Dec 28, 2021
Shield assembly for logging tool sensors
SCHLUMBERGER TECHNOLOGY CORP0 citations58
US7986144B2Jul 26, 2011
Sensor and insulation layer structure for well logging instruments
SCHLUMBERGER TECHNOLOGY CORP3 citations58
US7723989B2May 25, 2010
Transducer assemblies for subsurface use
SCHLUMBERGER TECHNOLOGY CORP5 citations58
US12222461B2Feb 11, 2025
Antenna calibration in an EM logging tool
SCHLUMBERGER TECHNOLOGY CORP0 citations49
US8707752B2Apr 29, 2014
Composite materials and calibration assemblies using the same
SCHLUMBERGER TECHNOLOGY CORP0 citations45