Kouta Fujimori
23Patents
15h-index
35Co-inventors
77Inventor score
Filing activity: Jan 11, 1996 → Feb 1, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6507720B2 | Color image forming apparatus and toner replenishing apparatus each including plural toner containers received in receiving member of setting part and toner containers therefor | Physics | 120 | Expired |
| US6393241B1 | Nozzle having an end portion capable of penetrating into a toner discharging portion included in a toner container that stores powdery toner | Performing Operations; Transporting | 111 | Expired |
| US6628908B2 | Toner supply unit and image forming apparatus | Emerging Cross-Sectional Technologies | 93 | Expired |
| US6591077B2 | Image forming apparatus and toner container therefor | Physics | 82 | Expired |
| US6501913B2 | Container, its support structure, and image formation apparatus | Physics | 66 | Expired |
| US6567637B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5860038A | Apparatus and method for detecting developing ability of an image forming apparatus | Physics | 56 | Expired |
| US6055386A | Apparatus and method for detecting developing ability of an image forming apparatus with varied LED continuous lighting time for image forming and process control modes | Physics | 38 | Expired |
| US5761570A | Color toner density sensor and image forming apparatus using the same | Physics | 31 | Expired |
| US5630195A | Color toner density sensor and image forming apparatus using the same | Physics | 31 | Expired |
| US6829465B2 | Method and apparatus for image forming capable of effectively performing color displacement detection | Electricity | 27 | Expired |
| US6748190B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6496677B2 | Image forming apparatus and image forming method | Physics | 21 | Expired |
| US7130558B2 | Toner supply unit and image forming apparatus | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6181892A | Image forming apparatus and method for developing toner patches | Physics | 17 | Expired |
| US7209689B2 | Toner supply unit and image forming apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6690896B2 | Image forming apparatus, replacement assembly for image forming apparatus and integrated circuit chip therefor | Physics | 10 | Expired |
| US7088945B2 | Toner supply unit and image forming apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7289748B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7218880B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7356290B2 | Toner supply unit and image forming apparatus | Emerging Cross-Sectional Technologies | 6 | Active |
| US7542697B2 | Toner supply unit and image forming apparatus | Emerging Cross-Sectional Technologies | 5 | Active |
| US7809291B2 | Image forming apparatus with a two component developer, toner density detection and toner density correction | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.