Yuichi Hamaguchi
11Patents
4h-index
21Co-inventors
60Inventor score
Filing activity: Jun 27, 1989 → Jan 10, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4889536A | Roll type solid electrolyte capacitor | Electricity | 9 | Expired |
| US5939734A | Semiconductor light emitting device and method of fabricating the same | Electricity | 9 | Expired |
| US8654810B2 | Light-emitting device and method of manufacturing the same | Electricity | 7 | Active |
| US8264841B2 | Heat sink and laser diode | Electricity | 6 | Active |
| US6168964A | Method of fabricating a semiconductor light emitting device with etched end surface | Electricity | 3 | Expired |
| US8208510B2 | Semiconductor laser device and heat sink used therein | Electricity | 1 | Expired |
| US11099008B2 | Capture device assembly, three-dimensional shape measurement device, and motion detection device | Physics | 1 | Active |
| US6628687B2 | Semiconductor laser emitting apparatus | Electricity | 1 | Expired |
| US8138663B2 | Light emitting device and method of manufacturing the same | Electricity | 1 | Active |
| US9276512B2 | Motor controller and construction machine provided therewith | Electricity | 0 | Active |
| US11895406B2 | Imaging device assembly, three-dimensional shape measuring device, and motion detecting device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.