Yoshihide Hamaguchi
4Patents
3h-index
15Co-inventors
47Inventor score
Filing activity: Mar 6, 1995 → Nov 30, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5691844A | Reflection mirror | Electricity | 25 | Expired |
| US9153130B2 | Information updating device, information distributing device, information processing system, method thereof, program thereof, and storage medium storing the program | Physics | 7 | Active |
| US7089546B2 | Upgrade for navigation data based on usage data or initialization of navigation data | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7133773B2 | Map distribution system and terminal device used in the same | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.