Mitsuko Date
4Patents
4h-index
7Co-inventors
39Inventor score
Filing activity: Nov 17, 1988 → Oct 19, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5283693A | Compact zoom lens system | Physics | 33 | Expired |
| US5105311A | Zoom lens system having high zoom ratio ranging to wide field angle | Physics | 19 | Expired |
| US4892398A | Triplet type objective with a diaphragm arranged behind the lens system | Physics | 12 | Expired |
| US5446592A | Compact zoom lens system | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.