Ryuhei Shoji
11Patents
3h-index
18Co-inventors
53Inventor score
Filing activity: Feb 13, 2007 → Mar 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9048739B2 | Power supply device and image forming apparatus | Emerging Cross-Sectional Technologies | 9 | Active |
| US8400698B2 | Oscillator device, optical deflecting device and method of controlling the same | Physics | 5 | Active |
| US7446921B2 | Image forming apparatus | Electricity | 3 | Active |
| US8670014B2 | Image forming apparatus | Physics | 2 | Active |
| US9031431B2 | Image forming apparatus with spectral data detection unit | Physics | 1 | Active |
| US8913905B2 | Image forming apparatus that detects transition between patch images | Physics | 1 | Active |
| US9075338B2 | Image forming apparatus | Physics | 0 | Active |
| US12344499B2 | Sheet processing apparatus and image forming system | Physics | 0 | Active |
| US8989613B2 | Power supply device and image forming apparatus | General | 0 | Revoked |
| US12252371B2 | Post-processing apparatus that performs post-processing on sheets discharged from image forming apparatus | Performing Operations; Transporting | 0 | Active |
| US10065819B2 | Image forming apparatus and feeding device | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.