Hiromi Oohashi
5Patents
1h-index
10Co-inventors
40Inventor score
Filing activity: Oct 2, 2002 → Mar 7, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7961769B2 | Wavelength tunable semiconductor laser device, controller for the same, and control method for the same | Electricity | 3 | Active |
| US7088501B2 | Optical amplifier | Electricity | 1 | Expired |
| US7262905B2 | Optical amplifier | Electricity | 0 | Active |
| US6728025B2 | Semiconductor optical amplifier characteristic evaluation method and apparatus | Electricity | 0 | Expired |
| US7221500B2 | Optical amplifier | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.