Hiroyasu Hamamura
18Patents
3h-index
8Co-inventors
45Inventor score
Filing activity: Sep 17, 2003 → Oct 31, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7346376B2 | Cellular phone | Electricity | 20 | Expired |
| US8279043B2 | Portable information terminal device | Electricity | 5 | Active |
| US7660613B2 | Cellular phone | Electricity | 3 | Active |
| US7787916B2 | Cellular phone | Electricity | 3 | Active |
| US7937122B2 | Cellular phone | Electricity | 3 | Active |
| US7098939B2 | Image display device and method for displaying thumbnail based on three-dimensional image data | Electricity | 2 | Expired |
| US7822444B2 | Cellular phone | Electricity | 2 | Active |
| US7751849B2 | Folding cellular phone with a camera and television mode | Electricity | 2 | Active |
| US7937123B2 | Cellular phone | Electricity | 1 | Active |
| US7650171B2 | Cellular phone | Electricity | 1 | Active |
| US7653420B2 | Cellular phone | Electricity | 1 | Active |
| US7650172B2 | Cellular phone | Electricity | 1 | Active |
| US7555323B2 | Cellular phone | Electricity | 0 | Active |
| US7787918B2 | Cellular phone | Electricity | 0 | Active |
| US7792556B2 | Cellular phone | Electricity | 0 | Active |
| US7751859B2 | Cellular phone | Electricity | 0 | Active |
| US7668577B2 | Cellular phone | Electricity | 0 | Active |
| US7747296B2 | Cellular phone | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.