Inventor · South Glastonbury, CT, US

James Dunphy

83Patents
23h-index
109Co-inventors
91Inventor score

Filing activity: Jul 8, 1983 → Dec 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6318070A Variable area nozzle for gas turbine engines driven by shape memory alloy actuators Emerging Cross-Sectional Technologies 388 Expired
US5426297A Multiplexed Bragg grating sensors Physics 140 Expired
US5401956A Diagnostic system for fiber grating sensors Physics 126 Expired
US5399854A Embedded optical sensor capable of strain and temperature measurement using a single diffraction grating Physics 125 Expired
US5493390A Integrated optical instrumentation for the diagnostics of parts by embedded or surface attached optical sensors Physics 119 Expired
US6422084B1 Bragg grating pressure sensor Physics 91 Expired
US6489606B1 Bragg grating sensor system with spectral response or code division multiplexing Physics 66 Expired
US7126755B2 Method and apparatus for labeling using diffraction grating-based encoded optical identification elements Physics 64 Expired
US5877426A Bourdon tube pressure gauge with integral optical strain sensors for measuring tension or compressive strain Physics 60 Expired
US5493113A Highly sensitive optical fiber cavity coating removal detection Physics 57 Expired
US6490931B1 Fused tension-based fiber grating pressure sensor Physics 52 Expired
US6956687B2 Optical blocking filter having an array of micro-mirrors Emerging Cross-Sectional Technologies 46 Expired
US6820489B2 Optical differential pressure sensor Physics 43 Expired
US5770155A Composite structure resin cure monitoring apparatus using an optical fiber grating sensor Physics 36 Expired
US7126740B2 Multifunctional optical device having a spatial light modulator with an array of micromirrors Electricity 31 Expired
US7369716B2 High pressure and high temperature acoustic sensor Physics 31 Expired
US9255836B2 Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity Physics 29 Active
US6668656B2 Optical sensor having differing diameters Physics 29 Expired
US7013729B2 Highly sensitive accelerometer Physics 27 Expired
US7047816B2 Optical differential pressure transducer utilizing a bellows and flexure system Physics 27 Expired
US6776045B2 Bragg grating pressure sensor for industrial sensing applications Physics 25 Expired
US6575033B1 Highly sensitive accelerometer Physics 24 Expired
US7019883B2 Dynamic optical filter having a spatial light modulator Electricity 23 Expired
US6118914A Method and device for providing stable and precise optical reference signals Physics 22 Expired
US6789424B2 Highly sensitive accelerometer Physics 20 Expired

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