Toru Numata
15Patents
5h-index
21Co-inventors
58Inventor score
Filing activity: Oct 8, 1998 → Oct 30, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6231191A | Image display mechanism and image display device | Physics | 48 | Expired |
| US6394608B1 | Display device and display optical system unit | Electricity | 21 | Expired |
| US6895393B1 | Electronic book distributing system by use of purchase certificate and devices therefor | Physics | 15 | Expired |
| US6779894B2 | Display device and display optical system unit | Electricity | 13 | Expired |
| US6256083A | Liquid crystal display apparatus and optical device for use therein | Electricity | 5 | Expired |
| US6935750B2 | Display device and display optical system unit | Electricity | 4 | Expired |
| US6817720B2 | Image display mechanism and image display device | Physics | 4 | Expired |
| US6908198B2 | Image display mechanism and image display device | Physics | 4 | Expired |
| US6682197B2 | Image display mechanism and image display device | Physics | 4 | Expired |
| US6588910B2 | Image display mechanism and image display device | Physics | 3 | Expired |
| US6582083B2 | Display device and display optical system unit | Electricity | 3 | Expired |
| US7128422B2 | Display device and display optical system unit | Electricity | 3 | Expired |
| US6829031B2 | Liquid crystal display apparatus and optical device for use therein | Electricity | 2 | Expired |
| US6535267B2 | Liquid crystal display apparatus having liquid crystal display element immersed in cooling medium | Electricity | 2 | Expired |
| US7341354B2 | Display device and display optical system unit | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.