Keisuke Asami
11Patents
5h-index
8Co-inventors
55Inventor score
Filing activity: Apr 25, 1995 → Aug 23, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5926593A | Optocoupler | Physics | 10 | Expired |
| US6295306A | Tunable semiconductor laser light source | Electricity | 9 | Expired |
| US6552801B1 | Optical interferometer | Physics | 9 | Expired |
| US5604636A | Method of receiving light and light receiving module of less polarized light dependency | Physics | 5 | Expired |
| US6850545B2 | Wavelength tunable light source | Electricity | 5 | Expired |
| US6700904B2 | Light source for an external cavity laser | Electricity | 3 | Expired |
| US6407869B1 | External cavity type light source | Electricity | 3 | Expired |
| US6568105B1 | External cavity laser type light source | Electricity | 2 | Expired |
| US6597507B1 | V-groove grating mirror and external resonator type wavelength variable light source using the mirror | Electricity | 2 | Expired |
| US7889331B2 | Bidirectional optical module and optical time domain reflectometer equipped with the bidirectional optical module | Physics | 1 | Active |
| US6600762B2 | Wavelength-variable light source, and optical component loss measuring device | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.