Tomoyuki Zaitsu
15Patents
3h-index
16Co-inventors
49Inventor score
Filing activity: Jun 25, 2004 → Dec 2, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7739029B2 | Navigation apparatus and method with traffic ranking and display | Physics | 16 | Active |
| US7440843B2 | Car traffic information notification system, car traffic information notification method, and navigation system | Physics | 7 | Active |
| US7797100B2 | Navigation systems, methods, and programs | Physics | 6 | Active |
| US8255145B2 | Travel time calculation server, a travel time calculating apparatus used for a vehicle and a travel time calculation system | Physics | 3 | Active |
| US8600650B2 | Navigation devices, methods, and progrmas | Physics | 3 | Active |
| US8433504B2 | Traffic information generation method, traffic information generation device, and navigation system | Physics | 3 | Active |
| US7328101B2 | Navigation apparatus, navigation method, and navigation program | Physics | 3 | Expired |
| US8452530B2 | Navigation device that performs pathfinding in consideration of congestion information in plural areas using average speed in the plural areas | Physics | 2 | Active |
| USRE42547E1 | Navigation apparatus, navigation method, and navigation program | General | 2 | Active |
| US9786169B2 | On-vehicle information providing device, information providing center, and information providing system | Physics | 2 | Active |
| US7634355B2 | Navigation apparatus, navigation method, and navigation program | Physics | 1 | Active |
| US7672775B2 | Systems, methods, and data structures for correcting traffic information | Physics | 1 | Active |
| US8666646B2 | Vehicle guidance device, vehicle guidance method, and vehicle guidance program | Physics | 1 | Active |
| US8744735B2 | Traffic information generating method, traffic information generating apparatus, display, navigation system, and electronic control unit | Physics | 1 | Active |
| US8983758B2 | Traffic information management device, traffic information management method, and traffic information management program | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.