Manabu Oyama
16Patents
7h-index
8Co-inventors
55Inventor score
Filing activity: May 15, 2002 → Dec 13, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6759283B2 | Thin film transistor and method of fabricating the same | Electricity | 15 | Expired |
| US7851946B2 | Switching power supply and electronic apparatus employing the same | Electricity | 15 | Active |
| US7075603B2 | Method of fabricating a semi-transmission LCD by plasma processing and washing organic film, and LCD fabricated thereby | Physics | 12 | Expired |
| US7511977B2 | Charge-pump type switching power supply apparatus | Electricity | 12 | Active |
| US7403049B2 | Triangular wave generation circuit | Electricity | 11 | Active |
| US7847621B2 | Control circuit and control method for charge pump circuit | Electricity | 9 | Active |
| US8519782B2 | Constant voltage circuit | Physics | 8 | Active |
| US8040701B2 | Control circuit and method for charge pump circuit with pulse modulation | Electricity | 6 | Active |
| US7394673B2 | Switching power supply apparatus provided with series-connected charge pump circuits | Electricity | 6 | Active |
| US7737767B2 | Control circuit and control method for charge pump circuit | Electricity | 5 | Active |
| US8766616B2 | Comparator, control circuit of switching regulator using the same, switching regulator, and electronic equipment | Emerging Cross-Sectional Technologies | 4 | Active |
| US9735689B2 | Switching converter and control circuit thereof, current sensing method, AC/DC converter, and power adaptor and electronic devices | Electricity | 2 | Active |
| US9780594B2 | Discharge circuit and power supply device therewith | Electricity | 2 | Active |
| US10230301B2 | Non-isolated DC/DC converter | Electricity | 0 | Active |
| US8779738B2 | Control circuit for switching regulator, switching regulator and electronic equipment using the control circuit | Electricity | 0 | Active |
| US7830131B2 | Control circuit for switching regulator | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.