Toshiyuki Namikawa
3Patents
2h-index
12Co-inventors
45Inventor score
Filing activity: Dec 15, 1989 → Mar 19, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4965630A | Projection exposure apparatus | Physics | 31 | Expired |
| US5891806A | Proximity-type microlithography apparatus and method | Emerging Cross-Sectional Technologies | 16 | Expired |
| US11786118B2 | Image display device and image display system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.