James E. Drummond
23Patents
13h-index
21Co-inventors
81Inventor score
Filing activity: Jul 7, 1972 → Sep 3, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6535625B1 | Magneto-acoustic imaging | Physics | 75 | Expired |
| US6974415B2 | Electromagnetic-acoustic imaging | Human Necessities | 52 | Expired |
| US4792683A | Thermal technique for simultaneous testing of circuit board solder joints | Physics | 51 | Expired |
| US4349359A | Electrostatic precipitator apparatus having an improved ion generating means | Performing Operations; Transporting | 42 | Expired |
| US4070163A | Method and apparatus for electrostatic precipitating particles from a gaseous effluent | Performing Operations; Transporting | 30 | Expired |
| US5076662A | Electro-optical IFS finder | Physics | 27 | Expired |
| US5041726A | Infrared holographic defect detector | Physics | 24 | Expired |
| US5086972A | Enhanced electrostatic paint deposition method and apparatus | Performing Operations; Transporting | 22 | Expired |
| US4220906A | Dielectric thermal power converter | Electricity | 22 | Expired |
| US5402786A | Magneto-acoustic resonance imaging | Physics | 22 | Expired |
| US5050992A | Dispersive holographic spectrometer | Physics | 14 | Expired |
| US4071334A | Method and apparatus for precipitating particles from a gaseous effluent | Performing Operations; Transporting | 14 | Expired |
| US4077782A | Collector for electrostatic precipitator apparatus | Performing Operations; Transporting | 13 | Expired |
| US4778493A | Electrostatic precipitator with means for the enhanced charging and collection of fine particles | Performing Operations; Transporting | 12 | Expired |
| US3942975A | Method and apparatus for reducing matter to constituent elements and separating one of the elements from the other elements | Chemistry; Metallurgy | 11 | Expired |
| US7067258B2 | Human papillomavirus multiplexed assay | Physics | 6 | Expired |
| US5311137A | Liquid crystal electric field tester for circuit boards | Physics | 6 | Expired |
| US4236900A | Electrostatic precipitator apparatus having an improved ion generating means | Performing Operations; Transporting | 5 | Expired |
| US5250326A | Reduction of nonmetallic coating surface vertical irregularities by electrostatic pressure | Performing Operations; Transporting | 4 | Expired |
| US5033203A | Curing oven using Wellsbach conversion | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5726444A | Ultrasonic directional fiber-optic hydrophone | Physics | 2 | Expired |
| US5275635A | Coastal air wash system | Performing Operations; Transporting | 0 | Expired |
| US7122008B2 | Blood pressure diagnostic aid | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.