Yasuzumi Taba
9Patents
4h-index
10Co-inventors
50Inventor score
Filing activity: Feb 4, 2004 → Oct 22, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7922171B2 | Sheet feeding device and image forming apparatus | Performing Operations; Transporting | 19 | Active |
| US8688002B2 | Image forming apparatus having a cartridge and an exposure device that can each be rotated and inclined at different angles to detach the cartridge | Physics | 14 | Active |
| US9176466B2 | Image forming apparatus with removable cartridge and movable light emitting member | Physics | 10 | Active |
| US7177566B2 | Main frame construction for an image forming apparatus | Physics | 5 | Expired |
| US7347420B2 | Sheet transport apparatus and image forming apparatus | Performing Operations; Transporting | 3 | Expired |
| USRE44947E1 | Sheet feeding device and image forming apparatus | General | 3 | Active |
| US6909494B2 | Image forming apparatus | Performing Operations; Transporting | 0 | Expired |
| US9448526B2 | Image forming apparatus including rotatable cartridge supporting member | Physics | 0 | Active |
| US11332330B2 | Sheet feeding apparatus and image forming apparatus | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.