David Van Ess
16Patents
6h-index
15Co-inventors
59Inventor score
Filing activity: Jan 15, 1999 → Jul 27, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6249696A | Method and apparatus for increasing the low frequency dynamic range of a digital ECG measuring system | Emerging Cross-Sectional Technologies | 100 | Expired |
| US8102292B1 | Analog-to-digital converter (ADC) having a successive-approximation register digital to-analog converter (SARDAC) | Electricity | 18 | Active |
| US6539258B1 | Energy adjusting circuit for producing an ultra-low energy defibrillation waveform with fixed pulse width and fixed tilt | Human Necessities | 16 | Expired |
| US7092750B2 | ECG signal detection device | Human Necessities | 16 | Expired |
| US8093825B1 | Control circuit for optical transducers | Emerging Cross-Sectional Technologies | 11 | Active |
| US6317625A | Method and apparatus for increasing the low frequency dynamic range of a system for measuring physiological signals with an implantable medical device | Emerging Cross-Sectional Technologies | 10 | Expired |
| US8975916B1 | Self-modulated voltage reference | Electricity | 5 | Active |
| US8129924B2 | Stochastic signal density modulation for optical transducer control | Electricity | 5 | Active |
| US8704818B2 | Digital driving circuits, methods and systems for liquid crystal display devices | Physics | 4 | Active |
| US6823209B2 | Electrocardiogram filter | Human Necessities | 4 | Expired |
| US9226355B1 | Stochastic signal density modulation for optical transducer control | Electricity | 2 | Active |
| US8352527B1 | Statistical method for filter convergence without accumulating residual error | Electricity | 1 | Active |
| US8773420B2 | Digital driving circuits, methods and systems for liquid crystal display devices | Physics | 1 | Active |
| US10334672B2 | Stochastic signal density modulation for optical transducer control | Electricity | 1 | Active |
| US9852702B2 | Digital driving circuits, methods and systems for display devices | Physics | 1 | Active |
| US9750097B1 | Stochastic signal density modulation for optical transducer control | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.