Takuji Yoneda
10Patents
6h-index
32Co-inventors
62Inventor score
Filing activity: Oct 8, 1993 → Nov 18, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5384628A | Developing device for image forming equipment | Physics | 44 | Expired |
| US7149465B2 | Cleaning unit, process cartridge, image forming apparatus, and toner | Physics | 14 | Expired |
| US7228099B2 | Cleaning device for cleaning a surface of an image support body | Physics | 12 | Expired |
| US7477862B2 | Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these | Physics | 8 | Expired |
| US7430377B2 | Image forming apparatus and process cartridge having a detachable unit body having a lubricant applying unit and image carrier mounted thereon | Physics | 8 | Expired |
| US7493075B2 | Cleaning device, process cartridge and image forming apparatus | Physics | 6 | Active |
| US7454186B2 | Direct conversion receiving apparatus and celluar phone | Electricity | 4 | Active |
| US7680429B2 | Charging device including charging roller and cleaning roller | Physics | 4 | Active |
| US7474867B2 | Magnetic carrier, two-component developer, development method, development device and image forming apparatus of electrophotography | Physics | 4 | Expired |
| US6633340B1 | Video signal processor | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.