Akihiko Nakazawa
36Patents
12h-index
19Co-inventors
74Inventor score
Filing activity: Oct 14, 1993 → Feb 2, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6704535B2 | Fiber-reinforced intermediate transfer member for electrophotography, and electrophotographic apparatus including same | Physics | 56 | Expired |
| US6725002B2 | Process cartridge, electrophotographic apparatus and image forming method | Physics | 29 | Expired |
| US5489498A | Toner for developing electrostatic image and method of manufacturing resin composition | Physics | 26 | Expired |
| US5752130A | Image forming apparatus for cleaning residual toner from an intermediate transfer member | Physics | 26 | Expired |
| US5744276A | Toner for developing electrostatic image containing higher and lower molecular weight polymer components | Physics | 25 | Expired |
| US5364720A | Magnetic developer for developing electrostatic images | Physics | 24 | Expired |
| US5842080A | Image forming apparatus and intermediate transfer member | Physics | 17 | Expired |
| US5715510A | Image forming apparatus having an intermediate transfer member and method of forming of image using the transfer member | Physics | 16 | Expired |
| US7979004B2 | Electrophotographic belt, production method of electrophotographic belt, and electrophotographic apparatus | Emerging Cross-Sectional Technologies | 14 | Active |
| US7201967B2 | Electrophotographic endless belt, process for producing electrophotographic endless belt, and electrophotographic apparatus | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5745831A | Image forming apparatus having an intermediate transfer member and method of forming of image using the transfer member | Physics | 12 | Expired |
| US5991566A | Image forming method with surface potential control of intermediate transfer member | Physics | 12 | Expired |
| US5669052A | Image forming apparatus and intermediate transfer member | Physics | 11 | Expired |
| US6737133B2 | Electrophotographic seamless belt, and electrophotographic apparatus having the electrophotographic seamless belt | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5942366A | Image forming method employing toner containing higher and lower molecular weight polymer components | Physics | 11 | Expired |
| US5853938A | Toner for developing electrostatic image | Chemistry; Metallurgy | 10 | Expired |
| US6278858A | Image forming apparatus having an intermediate transfer member and method of forming an image using the intermediate transfer member | Physics | 9 | Expired |
| US6600893B2 | Transfer member, process for producing transfer member, and image forming apparatus having transfer member | Physics | 9 | Expired |
| US6615015B2 | Process cartridge, electrophotographic apparatus and image-forming method | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5950058A | Image forming apparatus | Physics | 8 | Expired |
| US5620824A | Toner, developer and image forming method | Physics | 7 | Expired |
| US6144830A | Intermediate transfer member and electrophotographic apparatus including same | Physics | 7 | Expired |
| US6775494B2 | Process cartridge, image forming apparatus and intermediate transfer belt | Physics | 6 | Expired |
| US6487387B2 | Full-color image forming apparatus with belt-shaped transfer member | Physics | 6 | Expired |
| US7208211B2 | Electrophotographic belt member, process for producing electrophotographic belt member, and electrophotographic apparatus | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.