Eigo Nakagawa
20Patents
9h-index
24Co-inventors
75Inventor score
Filing activity: Jul 9, 1993 → Oct 31, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8132049B2 | Failure diagnosis method, failure diagnosis apparatus, conveyance device, image forming apparatus, program, and storage medium | Physics | 32 | Active |
| US7174264B2 | Fault diagnosis apparatus | Performing Operations; Transporting | 18 | Expired |
| US7076086B2 | Image inspection device | Electricity | 17 | Expired |
| US7243045B2 | Failure diagnosis method, failure diagnosis apparatus, image forming apparatus, program, and storage medium | Electricity | 16 | Expired |
| US7250781B2 | Circuit board inspection device | Physics | 16 | Expired |
| US6336209B1 | Information processing system that processes portions of an application program using programmable logic circuits | Physics | 13 | Expired |
| US7324909B2 | Fault diagnosis apparatus | Performing Operations; Transporting | 12 | Active |
| US7275009B2 | Fault diagnosis apparatus | Performing Operations; Transporting | 12 | Expired |
| US7003258B2 | Transfer device, transfer method and image forming device | Performing Operations; Transporting | 9 | Expired |
| US7239738B2 | Image defect inspecting apparatus and image defect inspecting method | Physics | 7 | Expired |
| US5485206A | Method of driving image sensor and image sensor | Electricity | 6 | Expired |
| US7489881B2 | Failure prevention diagnosis support system, failure prevention diagnosis support method, and program product of failure prevention diagnosis support | Physics | 5 | Active |
| US8169423B2 | Electronic writing instrument, computer system, electronic writing method and computer readable medium | Physics | 3 | Active |
| US5790767A | Information outputting apparatus | Electricity | 2 | Expired |
| US8570307B2 | Electronic writing instrument, computer system, electronic writing method and computer readable medium | Physics | 1 | Active |
| US9527313B2 | Light emitting elements drive control device, droplets-deposited layer drying device and image processing apparatus | Electricity | 1 | Active |
| US7403870B2 | Trouble sensing device | Physics | 0 | Expired |
| US8643916B2 | Reading device | Electricity | 0 | Active |
| US9840093B2 | Light emitting elements drive control device, droplets-deposited layer drying device and image processing apparatus | Electricity | 0 | Active |
| US9372551B2 | Image reading apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.