Shuichi Aita
22Patents
8h-index
27Co-inventors
71Inventor score
Filing activity: Mar 22, 1988 → Jul 15, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4966829A | Toner for developing electrostatic images, binder therefor and process for production thereof | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5915150A | Image forming method utilizing toner having inorganic particles and particles of a specific sphericity | Physics | 35 | Expired |
| US5753396A | Image forming method | Physics | 25 | Expired |
| US5731122A | Image forming method and image forming apparatus | Physics | 23 | Expired |
| US5790926A | Charging member having a raised fiber-entangled material, and process cartridge and electrophotographic apparatus having the charging member | Physics | 16 | Expired |
| US5890037A | Electrophotographic apparatus using photoconductive member chargeable with magnetic brush | Physics | 14 | Expired |
| US5751405A | Image forming apparatus | Physics | 12 | Expired |
| US5805961A | Charging member having bristless, process cartridge, and electrophotographic apparatus employing such a charging member | Physics | 9 | Expired |
| US5576810A | Image forming method | Physics | 8 | Expired |
| US6548218B1 | Magnetic particles for charging means, and electrophotographic apparatus, process cartridge and image forming method including same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5940662A | Charging apparatus and electrophotographic apparatus | Physics | 8 | Expired |
| US5310812A | Binder resin for a toner for developing electrostatic images, and process for production thereof | Physics | 7 | Expired |
| US5715501A | Image forming method using a surface with a specified water contact angle and process cartridge using such a method | Physics | 7 | Expired |
| US4868085A | Developer for developing electrostatic images and process for forming images | Physics | 7 | Expired |
| US5724632A | Charging apparatus and electrophotographic apparatus | Physics | 6 | Expired |
| US6026260A | Electrophotographic apparatus, image forming method and process cartridge | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5219947A | Binder resin for a toner for developing electrostatic images, and process for production thereof | Physics | 6 | Expired |
| US6285848A | Electrophotographic apparatus, image forming method, and process cartridge for developing an image with toner containing an external additive | Physics | 6 | Expired |
| US5608500A | Contact charging member and electrophotographic apparatus using the same | Physics | 5 | Expired |
| US6157801A | Magnetic particles for charging, charging member, charging device, process cartridge, and electrophotographic apparatus | Physics | 4 | Expired |
| US6405007B1 | Magnetic particles for charging, process for producing the magnetic particles, and charging member, process cartridge and image-forming apparatus which have the magnetic particles | Physics | 3 | Expired |
| US7323279B2 | One-component magnetic toner for developing an electrostatic charge image, process cartridge, and method for recycling the process cartridge | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.