Inventor · Nanhu, CN

Li Jiang

179Patents
13h-index
249Co-inventors
89Inventor score

Filing activity: Feb 15, 2001 → Jan 16, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US6939717B2 Hydrogen sulphide detection method and apparatus Emerging Cross-Sectional Technologies 69 Expired
US6995360B2 Method and sensor for monitoring gas in a downhole environment Physics 56 Expired
US9652041B2 Haptic device with linear resonant actuator Electricity 54 Active
US9489047B2 Haptic device with linear resonant actuator Electricity 52 Active
US7081615B2 Methods and apparatus for the downhole characterization of formation fluids Physics 38 Expired
US9870053B2 Systems and methods for haptic feedback using laterally driven piezoelectric actuators Physics 38 Active
US7407566B2 System and method for sensing using diamond based microelectrodes Fixed Constructions 35 Expired
US7231819B2 Chemical sensor for wellbore applications Physics 25 Expired
US9053617B2 Systems including electromechanical polymer sensors and actuators Physics 23 Active
US9170650B2 EMP actuators for deformable surface and keyboard application Electricity 21 Active
US8049437B2 System and method for real time control of lighting system Electricity 18 Active
US8890666B2 Piezoelectric actuator for haptic device Physics 18 Active
US7804598B2 High power acoustic resonator with integrated optical interfacial elements Physics 15 Active
US7952705B2 Integrated microfluidic optical device for sub-micro liter liquid sample microspectroscopy Physics 12 Active
USD610100S1 Coaxial light source General 12 Expired
US7959864B2 Downhole spectroscopic hydrogen sulfide detection Emerging Cross-Sectional Technologies 10 Active
US7758734B2 Methods and apparatus for the measurement of hydrogen sulphide and thiols in fluids Emerging Cross-Sectional Technologies 10 Active
USD590074S1 Ring light source General 9 Expired
US7835003B2 Optical pH sensor Physics 7 Active
US8058071B2 Downhole spectroscopic hydrogen sulfide detection Emerging Cross-Sectional Technologies 6 Active
US7339160B2 Apparatus and method for analysing downhole water chemistry Physics 6 Expired
US9920606B2 Preparation method, formulation and application of chemically retarded mineral acid for oilfield use Chemistry; Metallurgy 6 Active
US7658226B2 Method of monitoring fluid placement during stimulation treatments Physics 6 Active
US7901555B2 Electro-chemical sensor Physics 6 Active
US9183710B2 Localized multimodal electromechanical polymer transducers Electricity 6 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.