Fumio Inaba
3Patents
0Active
3Granted
29Portfolio score
Filing activity: Dec 24, 1986 → Mar 21, 1991
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5231464A | Highly directional optical system and optical sectional image forming apparatus employing the same | Physics | 57 | Expired |
| US4797890A | Semiconductor light emitting device with vertical light emission | Electricity | 14 | Expired |
| US4897846A | Surface emission type semiconductor light-emitting device | Electricity | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.