David Hall
26Patents
13h-index
41Co-inventors
81Inventor score
Filing activity: Jul 15, 1975 → Dec 18, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6095989A | Optical recognition methods for locating eyes | Physics | 126 | Expired |
| US6661342B2 | System and method for using impulse radio technology to track the movement of athletes and to enable secure communications between the athletes and their teammates, fans or coaches | Human Necessities | 118 | Expired |
| US7129886B2 | System and method for detecting an intruder using impulse radio technology | Electricity | 102 | Expired |
| US6614384B2 | System and method for detecting an intruder using impulse radio technology | Electricity | 95 | Expired |
| US6822604B2 | System and method for detecting an intruder using impulse radio technology | Electricity | 89 | Expired |
| US6952086B1 | Linear position sensing system and coil switching methods for closed-loop control of large linear induction motor systems | Electricity | 37 | Expired |
| US6992762B2 | Method and apparatus for time resolved optical imaging of biological tissues as part of animals | Physics | 30 | Expired |
| US6758440B1 | Electromagnetic aircraft arrestor system | Performing Operations; Transporting | 25 | Expired |
| US5142861A | Nonlinear electromagnetic propulsion system and method | Electricity | 25 | Expired |
| US7960707B2 | Time-domain method and apparatus for determining the depth and concentration of a fluorophore in a turbid medium | Physics | 18 | Active |
| US7541968B2 | System and method for detecting an intruder using impulse radio technology | Electricity | 15 | Active |
| US6694159B2 | Choice of wavelengths for multiwavelength optical imaging | Human Necessities | 14 | Expired |
| US7019421B1 | Modular linear electric motor with limited stator excitation zone and stator gap compensation | Electricity | 14 | Expired |
| US4023018A | Navigation system and method | Physics | 12 | Expired |
| US5999383A | Arrangement for detecting quenches in superconducting coils | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8084755B2 | Time-domain method and apparatus for determining the depth and concentration of a fluorophore in a turbid medium | Physics | 5 | Active |
| US8076881B1 | System and method for controlling an electric motor | Electricity | 5 | Active |
| US7047057B2 | Simultaneous multiwavelength TPSF-based optical imaging | Physics | 4 | Expired |
| US8021914B2 | Manufacture of cadmium mercury telluride | Electricity | 3 | Active |
| US7832385B1 | Ripple reduction in electromagnetic launcher current from pulsed alternators | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US7720525B2 | Method and apparatus for combining continuous wave and time domain optical imaging | Human Necessities | 2 | Active |
| US6954663B2 | Continuous wave optical imaging assuming a scatter-law | Physics | 2 | Expired |
| US7286869B2 | Choice of wavelengths for multiwavelength optical imaging | Human Necessities | 1 | Expired |
| US9306444B2 | Harmonic neutralized frequency changer (HFNC) control system and a HFNC including the same | Electricity | 1 | Active |
| US7892879B2 | Manufacture of cadmium mercury telluride on patterned silicon | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.