Toshiya Hikita
11Patents
7h-index
31Co-inventors
62Inventor score
Filing activity: Oct 9, 1991 → Aug 7, 2007
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 |
| US5659628A | Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function | Electricity | 57 | Expired |
| US5652803A | Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function | Electricity | 32 | Expired |
| US5444518A | Image forming apparatus which adds identification information to recorded images to prevent forgery | Electricity | 31 | Expired |
| US5283664A | Apparatus for converting and processing input bi-level image data and faithfully rendering tones, colors, and edges | Electricity | 12 | Expired |
| US7664320B2 | Image processing apparatus, image processing method, and computer product | Electricity | 8 | Active |
| US7692816B2 | Image processing apparatus, image processing method, and computer product | Electricity | 6 | Active |
| US6271938A | Image processing device | Electricity | 3 | Expired |
| US8446642B2 | Image processing apparatus | Electricity | 0 | Active |
| US8059285B2 | Image forming apparatus, image processing unit, image processing method, and recording medium having image processing control program with task management | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.