Hideki Kushida
55Patents
11h-index
37Co-inventors
74Inventor score
Filing activity: Mar 27, 2001 → Mar 16, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7431274B2 | Sheet processor and image-forming apparatus | Performing Operations; Transporting | 34 | Active |
| US7419150B2 | Sheet stacking apparatus, sheet processing apparatus and image forming apparatus | Performing Operations; Transporting | 28 | Active |
| US7147598B2 | Folded back portion flattening device, sheet processor, and image forming apparatus | Performing Operations; Transporting | 24 | Expired |
| US7594645B2 | Sheet processing device and image formation apparatus | Performing Operations; Transporting | 20 | Active |
| US7673862B2 | Sheet processor and image-forming apparatus | Performing Operations; Transporting | 17 | Active |
| US7389980B2 | Sheet processing apparatus and image forming apparatus | Performing Operations; Transporting | 17 | Active |
| US7285084B2 | Folded back portion flattening device, sheet processor, and image forming apparatus | Performing Operations; Transporting | 17 | Active |
| US7874553B2 | Sheet stacking apparatus and sheet processing apparatus | Performing Operations; Transporting | 16 | Active |
| US7431273B2 | Spine folded portion flattening apparatus, sheet treating apparatus and image forming apparatus | Performing Operations; Transporting | 15 | Expired |
| US8550461B2 | Sheet stacking apparatus and image forming apparatus | Performing Operations; Transporting | 14 | Active |
| US8752837B2 | Sheet storage device and image forming apparatus | Performing Operations; Transporting | 13 | Active |
| US7581725B2 | Sheet processing apparatus | Performing Operations; Transporting | 11 | Active |
| US7540489B2 | Sheet feeding device and image forming apparatus | Performing Operations; Transporting | 11 | Active |
| US7490822B2 | Sheet processing apparatus and image forming apparatus | Performing Operations; Transporting | 10 | Active |
| US8511665B2 | Sheet processing apparatus and image forming apparatus | Performing Operations; Transporting | 10 | Active |
| US8267399B2 | Sheet processing apparatus and image forming apparatus including same | Performing Operations; Transporting | 10 | Active |
| US8500122B2 | Sheet conveying apparatus, sheet processing apparatus, and image forming apparatus | Performing Operations; Transporting | 9 | Active |
| US7296791B2 | Image forming apparatus, sheet containing device, sheet inserting device, book-binding system, and sheet processing apparatus | Performing Operations; Transporting | 9 | Expired |
| US8172224B2 | Sheet discharge apparatus, sheet processing apparatus, and image forming apparatus | Performing Operations; Transporting | 8 | Active |
| US6507717B2 | Filter unit with a rib disposed in a filter recess | Performing Operations; Transporting | 7 | Expired |
| US8113499B2 | Sheet processing apparatus and image forming apparatus provided with the same | Performing Operations; Transporting | 7 | Active |
| US7703758B2 | Sheet stacking device and sheet processing device, and image forming apparatus provided therewith | Performing Operations; Transporting | 7 | Active |
| US7380779B2 | Sheet processing system | Performing Operations; Transporting | 7 | Expired |
| US9272857B2 | Sheet stacking apparatus, sheet feeding apparatus, and image forming apparatus | Performing Operations; Transporting | 7 | Active |
| US7578497B2 | Sheet processing apparatus and image forming apparatus equipped with the same | Performing Operations; Transporting | 6 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.