Nobutaka Uto
17Patents
11h-index
17Co-inventors
65Inventor score
Filing activity: Mar 14, 1986 → Sep 5, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5021837A | Apparatus discharged sheet stacking | Performing Operations; Transporting | 88 | Expired |
| US5112034A | Sheet handling apparatus | Physics | 55 | Expired |
| US5137265A | Sheet post-processing apparatus | Physics | 33 | Expired |
| US6381443B1 | Sheet punching device and image forming apparatus having the same | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4717134A | Sheet folding apparatus | Physics | 31 | Expired |
| US4883265A | Tray apparatus | Physics | 31 | Expired |
| US4928941A | Sheet sorter with stapler | Physics | 29 | Expired |
| US5350169A | Tray apparatus | Performing Operations; Transporting | 29 | Expired |
| US5385340A | Sheet post-processing apparatus | Physics | 23 | Expired |
| US5215300A | Tray apparatus | Performing Operations; Transporting | 21 | Expired |
| US4917364A | Sheet processing apparatus | Physics | 12 | Expired |
| US6672504B1 | Sheet punching device featuring selectively usable punch trains | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5316287A | Tray apparatus | Performing Operations; Transporting | 5 | Expired |
| US5373352A | Original scanning device | Physics | 4 | Expired |
| USRE35087E | Sheet sorter with stapler | General | 2 | Expired |
| US5448345A | Sheet original conveying apparatus and image forming apparatus with it | Physics | 2 | Expired |
| US7090120B2 | Sheet punching device and image forming apparatus having the same | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.