Hidehiro Akahane
17Patents
9h-index
23Co-inventors
68Inventor score
Filing activity: Jun 30, 1994 → Jun 13, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7167417B2 | Time correction system, time correction instruction device, pointer type timepiece, and time correction method | Physics | 45 | Expired |
| US7403318B2 | Image display device, image display method, and image display program | Electricity | 36 | Expired |
| US6038523A | Position detector, encoder board, position detecting method, timer and electronic device | Physics | 23 | Expired |
| US5802016A | Electronic watch | Physics | 22 | Expired |
| US6370087B1 | Time measurement device and time measurement method | Physics | 18 | Expired |
| US6466518B1 | Time measurement device | Physics | 13 | Expired |
| US7922333B2 | Projector, screen, projector system, and scintillation removing apparatus for removing scintillation on an image display using a vibration generating unit | Electricity | 13 | Active |
| US6724692B1 | Time measurement device and method | Physics | 9 | Expired |
| US6476579B1 | Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method | Electricity | 9 | Expired |
| US6841919B2 | Piezoactuator and drive circuit therefor | Electricity | 6 | Expired |
| USRE40709E1 | Piezoactuator and drive circuit therefor | General | 5 | Active |
| US6766459B2 | Time keeping apparatus and method for controlling the same | Physics | 4 | Expired |
| US6353522B1 | Switching state detecting device for switch, and electronic apparatus | Physics | 2 | Expired |
| US7364352B2 | Time measurement device and method | Physics | 1 | Expired |
| US7768688B2 | Image display device, image display method, and image display program | Electricity | 1 | Active |
| US7746530B2 | Image display device, image display method, and image display program | Electricity | 1 | Active |
| US8077223B2 | Image recording method, image recording apparatus, image recording medium, image display method, and image display apparatus for reading and recording actual brightness | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.