Taichi Hoshino
17Patents
7h-index
11Co-inventors
63Inventor score
Filing activity: Aug 7, 1996 → Oct 21, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6954056B2 | Switching power supply unit and controller IC thereof | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6628252B2 | LED drive circuit | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6198258A | DC-DC converter capable of soft starting function by slowly raising reference voltage | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7091705B2 | Switching power supply unit and electronic apparatus having display | Electricity | 19 | Expired |
| US6919713B2 | Switching power supply unit | Electricity | 16 | Expired |
| US5929623A | Regulated power supply circuit | Physics | 11 | Expired |
| US6538907B2 | Voltage drop DC-DC converter | Electricity | 11 | Expired |
| US5787182A | Audio signal amplifier circuit and a portable audio equipment using the same | Electricity | 6 | Expired |
| US7626371B2 | Power supply unit and portable device | Emerging Cross-Sectional Technologies | 6 | Active |
| US7635969B2 | Power supply unit and portable device | Emerging Cross-Sectional Technologies | 5 | Active |
| US6801065B2 | Transistor output circuit, semiconductor device including transistor output circuit, and switching electric power unit having transistor output circuit | Electricity | 3 | Expired |
| US6922040B2 | PWM switching regulator with current and voltage feedback | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5754129A | Data conversion circuit | Electricity | 2 | Expired |
| US6275095A | Semiconductor amplifier circuit | Electricity | 1 | Expired |
| US8120344B2 | Power supply unit and portable device | Physics | 1 | Active |
| US11817725B2 | Charging device | Electricity | 1 | Active |
| US11190100B2 | Charging device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.