Hideki Kosugi
54Patents
10h-index
68Co-inventors
81Inventor score
Filing activity: Feb 3, 1998 → Oct 21, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5923930A | Apparatus for controlling density of liquid developing solution and apparatus for forming images | Physics | 55 | Expired |
| US6347212B1 | Image forming apparatus having improved image carrier cleaning | Physics | 50 | Expired |
| US6115576A | Image forming apparatus using a developing liquid and including an intermediate transfer body | Physics | 47 | Expired |
| US6795676B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 24 | Expired |
| US7203452B2 | Tandem image forming device having a side-by-side arrangement of image forming sections | Physics | 21 | Expired |
| US6757512B2 | Tandem image forming device, image forming apparatus and method for using the same | Physics | 19 | Expired |
| US6721532B2 | Fixing device capable of changing smoothness of surface of toner of fixed toner image on sheet and image forming apparatus using said fixing device | Physics | 18 | Expired |
| US6947682B2 | Image forming apparatus for reducing toner scatter | Physics | 14 | Expired |
| US7620336B2 | Apparatus and method for fixing an image | Physics | 14 | Expired |
| US7212753B2 | Image forming apparatus and process cartridge | Physics | 13 | Expired |
| US7343126B2 | Image forming apparatus including a transfer belt having image forming units disposed thereabout | Physics | 10 | Active |
| USD698858S1 | Powder container | General | 9 | Active |
| US7155152B2 | Method of image transfer, method of and apparatus for image forming | Physics | 9 | Expired |
| USD698857S1 | Powder container | General | 9 | Active |
| USD698388S1 | Powder container | General | 9 | Active |
| US9471009B2 | Developer container, developer replenisher, and image forming apparatus | Physics | 8 | Active |
| US7693466B2 | Method for arranging image forming sections | Physics | 8 | Active |
| US7412190B2 | Developing apparatus, process cartridge, and image forming apparatus | Physics | 7 | Active |
| US7693471B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 5 | Active |
| US7224928B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 4 | Expired |
| US7734233B2 | Development device, process cartridge, and image forming apparatus | Physics | 4 | Active |
| US7346305B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 4 | Active |
| US7783235B2 | Hopping toner development apparatus and image formation apparatus | Physics | 3 | Active |
| US9400450B2 | Toner cartridge and image forming apparatus incorporating same | Physics | 3 | Active |
| US7724394B2 | Image forming apparatus and image forming method using pseudo half tone processing with different resolutions | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.