Ryuji Otsuka
5Patents
4h-index
11Co-inventors
50Inventor score
Filing activity: Feb 24, 1998 → Aug 6, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6064939A | Individual guidance system for aircraft in an approach control area under automatic dependent surveillance | Physics | 41 | Expired |
| US6085145A | Aircraft control system | Physics | 24 | Expired |
| US6761259B1 | Moving handrail for passenger conveyor | Performing Operations; Transporting | 19 | Expired |
| US6020831A | Flight control system user interface apparatus and control data display method thereof | Physics | 13 | Expired |
| US9543598B2 | Fuel cell-powered motorcycle | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.