David Tester
19Patents
8h-index
10Co-inventors
65Inventor score
Filing activity: Oct 17, 2001 → Dec 21, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8108143B1 | Navigation system enabled wireless headset | Electricity | 143 | Active |
| US7375682B1 | Always-on satellite positioning receiver | Physics | 51 | Active |
| US10497358B2 | Transducer driver | Electricity | 37 | Active |
| US7460064B1 | Variable measurement rate method for positioning systems | Physics | 20 | Active |
| US8164519B1 | Fast acquisition engine | Physics | 16 | Active |
| US7561101B1 | Last known position reporting for always-on global positioning system receiver | Physics | 15 | Active |
| US6922823B2 | Method for creating derivative integrated circuit layouts for related products | Physics | 13 | Expired |
| US7894987B1 | Hot zones trigger method for location-based applications and services | Electricity | 11 | Active |
| US6650266B1 | Digital to analog converter using control signals and method of operation | Electricity | 8 | Expired |
| US7010714B1 | Prescaler architecture capable of non integer division | Physics | 6 | Expired |
| US7899659B2 | Recording and displaying logic circuit simulation waveforms | Physics | 5 | Active |
| US7538726B1 | PVT optimization architecture for always-on GPS receivers | Physics | 4 | Active |
| US7062695B2 | Memory implementation for handling integrated circuit fabrication faults | Physics | 3 | Expired |
| US6741670B2 | Counter circuit and reset therefor | Electricity | 3 | Expired |
| US8054220B1 | Variable measurement rate method for positioning systems | Physics | 2 | Active |
| US7539680B2 | Revision control for database of evolved design | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7564403B2 | Always-on satellite positioning receiver | Physics | 1 | Active |
| US6683551B1 | Digital-to-analog converter and method of operation | Electricity | 0 | Expired |
| US7091892B2 | Method for implementation of a low noise, high accuracy current mirror for audio applications | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.