Keiichi Yodoshi
9Patents
9h-index
23Co-inventors
65Inventor score
Filing activity: Mar 30, 1983 → May 30, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5727009A | Semiconductor laser apparatus and optical pickup apparatus using the same | Electricity | 31 | Expired |
| US5416790A | Semiconductor laser with a self-sustained pulsation | Electricity | 25 | Expired |
| US6072607A | Optical pickup device | Electricity | 21 | Expired |
| US5559818A | Semiconductor laser device | Electricity | 17 | Expired |
| US4607369A | Semiconductor laser having a burying layer of a II-VI compound | Electricity | 14 | Expired |
| US5506170A | Method of making a semiconductor laser with a self-sustained pulsation | Electricity | 11 | Expired |
| US5608752A | Semiconductor laser device and method of designing the same | Electricity | 11 | Expired |
| US5963572A | Semiconductor laser device and manufacturing method thereof | Electricity | 9 | Expired |
| US5610096A | Semiconductor laser with a self sustained pulsation | Electricity | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.