Ichiro Fujieda
31Patents
17h-index
40Co-inventors
81Inventor score
Filing activity: May 11, 1994 → Aug 16, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6377715B1 | Data inputting device | Electricity | 97 | Expired |
| US6075240A | Hand-held plastic optical fiber linear scanner for reading color images formed on a surface | Electricity | 79 | Expired |
| US5446290A | Fingerprint image input device having an image sensor with openings | Physics | 73 | Expired |
| US5550659A | Active matrix liquid crystal display having a spatial coordinates input function | Physics | 69 | Expired |
| US6011860A | Small reliable image input apparatus incorporated in finger-print collation system of personal identification | Physics | 65 | Expired |
| US5877492A | Contact type image sensor comprising a plurality of microlenses | Physics | 61 | Expired |
| US6771232B2 | Mobile terminal device, content distribution system, content distribution method, and program for executing method thereof | Electricity | 57 | Expired |
| US5635723A | Fingerprint image input apparatus | Physics | 50 | Expired |
| US5920401A | Compact document imager | Electricity | 45 | Expired |
| US7408135B2 | Imaging device having dual opening with open/close unit and electronic equipment incorporated therein the same | Physics | 35 | Expired |
| US6885439B2 | Fingerprint input devices and electronic devices provided with the same | Physics | 29 | Expired |
| US6894432B2 | Light emitting device and production method thereof | Electricity | 27 | Expired |
| US6055324A | Fingerprint image entry device of electrostatic capacitance sensing type | Physics | 23 | Expired |
| US7181052B2 | Fingerprint image input device and living body identification method using fingerprint image | Physics | 22 | Expired |
| US7852435B2 | Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film | Emerging Cross-Sectional Technologies | 18 | Active |
| US6816140B2 | Displaying device and displaying method and manufacturing method of the device | Physics | 18 | Expired |
| US6628086B2 | Light emitting body, light emitting element and light emitting display device using same | Electricity | 17 | Expired |
| US7495387B2 | Organic electroluminescent element and organic electroluminescent device including the same | Electricity | 15 | Expired |
| US5708497A | Fingerprint image input apparatus and method of producing the same | Physics | 14 | Expired |
| US6781647B2 | Liquid crystal display device having a front light unit | Physics | 14 | Expired |
| US6815654B1 | Image sensor device using thin film light source arranged light receiving elements and image to be sensed | Electricity | 11 | Expired |
| US6407418B1 | Semiconductor device, method of manufacturing the same, image sensor apparatus having the same and image reader having the same | Electricity | 9 | Expired |
| US5933550A | Data inputting device | Electricity | 8 | Expired |
| US5926286A | Image sensor apparatus with small convex portions | Electricity | 7 | Expired |
| US6583456B2 | Image sensor with light receiving elements of differing areas and image reader both having semiconductor device | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.