Inventor · Fredericton, NB, CA

James H. Terhune

33Patents
10h-index
26Co-inventors
75Inventor score

Filing activity: Jan 10, 1977 → Jun 17, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5289436A Ultrasonic waveguide Emerging Cross-Sectional Technologies 57 Expired
US5118464A Method of ultrasonic inspection of materials through opaque barriers Emerging Cross-Sectional Technologies 57 Expired
US5438882A Rotating shaft vibration monitor Physics 36 Expired
US4520654A Method and apparatus for detecting hydrogen, oxygen and water vapor concentrations in a host gas Physics 35 Expired
US4373375A Hydrogen sensor Physics 21 Expired
US6137853A Method and apparatus for remote ultrasonic inspection of nozzles in vessel bottom head Emerging Cross-Sectional Technologies 19 Expired
US5214616A Nuclear reactor vessel inspection system and method with remote transducer positioning Emerging Cross-Sectional Technologies 18 Expired
US4521373A Liquid level sensor Physics 14 Expired
US4097330A Instrumentation assembly for nuclear reactor Emerging Cross-Sectional Technologies 11 Expired
US4605858A Personal radiation dosimeter Physics 10 Expired
US5444747A Jet pump electro-nozzle Emerging Cross-Sectional Technologies 10 Expired
US5114664A Method for in situ evaluation of capacitive type pressure transducers in a nuclear power plant Emerging Cross-Sectional Technologies 9 Expired
US6192649A Elastomeric seismic isolation of structures and components Fixed Constructions 9 Expired
US5377237A Method of inspecting repaired stub tubes in boiling water nuclear reactors Emerging Cross-Sectional Technologies 9 Expired
US5492012A Time-of-flight method for sizing cracks through fluid-filled gaps in structures Physics 8 Expired
US4581813A Method for producing encapsulated thermocouples Emerging Cross-Sectional Technologies 7 Expired
US4121106A Shielded regenerative neutron detector Electricity 7 Expired
US4614635A Fission-couple neutron sensor Physics 7 Expired
US5351546A Monochromatic ultrasonic transducer Physics 5 Expired
US4628252A Corrosive impurity sensor Physics 5 Expired
US4495821A Magnetostrictive pressure detector Emerging Cross-Sectional Technologies 4 Expired
US5590162A Stand-alone power supply energized by decay of radioactive iostope Emerging Cross-Sectional Technologies 4 Expired
US5672928A Stabilized in-vessel direct current source Emerging Cross-Sectional Technologies 4 Expired
US6128361A Coating for reducing corrosion of zirconium-based alloys induced by . .beta-particle irradiation Emerging Cross-Sectional Technologies 3 Expired
US5435186A Ultrasonic parametric amplifier Physics 3 Expired

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