Hitoshi Yamaura
5Patents
3h-index
1Co-inventors
43Inventor score
Filing activity: Aug 4, 1998 → Aug 31, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6459068B1 | Laser device, laser machining device and optical amplifier | Electricity | 16 | Expired |
| US6683892B1 | Laser device, method of producing the same and composite optical medium for use in producing the same | Electricity | 7 | Expired |
| US6034779A | Array element examination method and array element examination device | Physics | 7 | Expired |
| US8363308B2 | Fiber optical device and method of driving the same | Electricity | 0 | Active |
| US6466361B2 | Converging device and light source module, laser device and optical signal amplifier using such converging device | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.