Keizou Takeuchi
8Patents
5h-index
16Co-inventors
52Inventor score
Filing activity: May 31, 1995 → Aug 20, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5583618A | Process cartridge and image generating apparatus | Physics | 109 | Expired |
| US6366748B1 | Image forming unit with high positioning and rotating accuracy and image forming apparatus using the same | Physics | 76 | Expired |
| US6035158A | Image forming apparatus and belt unit thereof | Physics | 41 | Expired |
| US6148167A | Developing apparatus with a developing regulating member | Physics | 7 | Expired |
| US6647226B2 | Image forming apparatus having a plurality of image forming units with handles | Physics | 5 | Expired |
| US6047157A | Image formation apparatus, oil application roller unit and fixing device therefor | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6397027B2 | Image forming apparatus having a plurality of image forming units with pivotable subunits | Physics | 3 | Expired |
| US6397016B1 | Image forming apparatus having a plurality of image forming units and translucent toner detection window | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.