Masami Fuchi
36Patents
10h-index
59Co-inventors
78Inventor score
Filing activity: Jun 20, 1989 → Mar 31, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5118093A | Image-forming machine | Physics | 37 | Expired |
| US5052670A | Image-forming machine | Physics | 31 | Expired |
| US5347350A | Sheet feeder | Performing Operations; Transporting | 25 | Expired |
| US6543759B2 | Paper feeder for use in image forming apparatus | Performing Operations; Transporting | 21 | Expired |
| US6412769B1 | Paper feeder | Performing Operations; Transporting | 14 | Expired |
| US5040779A | Detachable paper delivery roller for a paper utilizing device | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5331374A | Image forming apparatus capable of opening a main body on one side | Physics | 14 | Expired |
| US5320338A | Cassette | Performing Operations; Transporting | 13 | Expired |
| US5253856A | Sheet transport device | Physics | 11 | Expired |
| US5617193A | Image transferred sheet conveying guide for use in an image forming apparatus | Physics | 10 | Expired |
| US5477314A | Sheet conveying apparatus with guide member | Physics | 10 | Expired |
| US6523821B2 | Paper feeder apparatus for use with image forming apparatus | Performing Operations; Transporting | 10 | Expired |
| US6739778B2 | Sheet transport device | Physics | 8 | Expired |
| US5456456A | Paper feeding device having paper inverting means | Physics | 8 | Expired |
| US5749035A | Image transferred sheet conveying guide for use in an image forming apparatus | Physics | 7 | Expired |
| US6650862B2 | Image forming apparatus having sheet separator and sheet separator for use in image forming apparatus | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5433425A | Paper feeding device and paper curling correcting device | Performing Operations; Transporting | 6 | Expired |
| US5359402A | Image forming apparatus capable of forming images side by side | Physics | 6 | Expired |
| US7681879B2 | Sheet feeder and image forming apparatus | Performing Operations; Transporting | 3 | Active |
| US6595511B2 | Paper feeder | Performing Operations; Transporting | 2 | Expired |
| US7918452B2 | Sheet width aligning device, sheet transport device and image forming apparatus | Performing Operations; Transporting | 2 | Active |
| US10919720B2 | Sheet conveyance unit and sheet conveyance system including same | Performing Operations; Transporting | 1 | Active |
| US9372454B2 | Fixing device comprising heat insulating member interposed between rotating member and bearing and rotated around rotation axis and image forming apparatus including the same | Physics | 1 | Active |
| US5923436A | Facsimile machine | Electricity | 1 | Expired |
| US7823874B2 | Paper feeder | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.