Ward R. Brown
12Patents
3h-index
19Co-inventors
53Inventor score
Filing activity: Nov 20, 2009 → May 14, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8278860B2 | Variable pulse width modulation for reduced zero-crossing granularity in sensorless brushless direct current motors | Electricity | 9 | Active |
| US8339077B2 | Slow speed operation of brushless direct current motors by gating pulse width modulation drive | Electricity | 5 | Active |
| US10135369B2 | Linear hall effect sensors for multi-phase permanent magnet motors with PWM drive | Electricity | 3 | Active |
| US8378606B2 | Synchronized minimum frequency pulse width modulation drive for sensorless brushless direct current motor | Electricity | 2 | Active |
| US9692331B2 | BLDC adaptive zero crossing detection | Electricity | 2 | Active |
| US8487685B2 | Enhanced complementary waveform generator | Electricity | 2 | Active |
| US10331610B2 | UART with automated protocols | Physics | 1 | Active |
| US8427075B2 | Constant current output sink or source | Emerging Cross-Sectional Technologies | 1 | Active |
| US11018606B2 | Linear hall effect sensors for multi-phase permanent magnet motors with PWM drive | Electricity | 0 | Active |
| US8803448B2 | Constant current output sink or source | Emerging Cross-Sectional Technologies | 0 | Active |
| US9071172B2 | Sine modified trapezoidal drive for brushless DC motors | Electricity | 0 | Active |
| US11088666B2 | Operational amplifier with controllable output modes | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.