Haruhiko Fukuda
5Patents
4h-index
26Co-inventors
53Inventor score
Filing activity: Mar 22, 1983 → Mar 2, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5751854A | Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system | Electricity | 101 | Expired |
| US6272248A | Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system | Physics | 66 | Expired |
| US5414535A | Apparatus for reading image from original image on translucent film with automatic adjustment of the quantity of light from a light source | Electricity | 22 | Expired |
| US4669859A | Developing device | Physics | 11 | Expired |
| US5287198A | Image reading apparatus | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.