Tsuyoshi Nakada
11Patents
4h-index
16Co-inventors
53Inventor score
Filing activity: Jan 24, 2000 → Oct 30, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6924700B2 | Class D amplifier | Electricity | 31 | Expired |
| US7057456B2 | Class D amplifier | Electricity | 13 | Expired |
| US6810129B2 | Waterproof speaker for use in an automobile | Electricity | 5 | Expired |
| US6371241B1 | Speaker device | Electricity | 4 | Expired |
| US7050594B2 | Sound control unit and sound system | Electricity | 3 | Expired |
| US8358790B2 | Band-splitting time compensation signal processing device | Electricity | 3 | Active |
| US6989714B2 | Class D amplifier | Electricity | 1 | Expired |
| US10951977B2 | Speaker | Electricity | 0 | Active |
| US8284088B2 | Digital to-analog converter | Electricity | 0 | Active |
| US8442177B2 | Signal receiving apparatus and signal transmitting system | Physics | 0 | Active |
| US8583717B2 | Signal processing circuit | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.