Toshio Kojima
20Patents
5h-index
39Co-inventors
69Inventor score
Filing activity: Aug 9, 1976 → May 17, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4959063A | Spinal needle with optical fiber means for radiating a laser beam | Human Necessities | 119 | Expired |
| US4381480A | Apparatus for controlling a blower motor | Physics | 14 | Expired |
| US5329952A | Apparatus for washing dishes | Performing Operations; Transporting | 11 | Expired |
| US4474733A | Heat resistant nickel base alloy excellent in workability and high temperature strength properties | Chemistry; Metallurgy | 7 | Expired |
| US7925192B2 | Developing roller, developing device, process cartridge, and image forming apparatus | Physics | 6 | Active |
| US5326148A | Operator compartment protecting device for construction vehicles | Performing Operations; Transporting | 5 | Expired |
| US4110110A | Nickel-base alloy excellent in corrosion resistance at high temperatures | Chemistry; Metallurgy | 5 | Expired |
| US8105672B2 | Electroconductive member, process cartridge, and image forming apparatus | Emerging Cross-Sectional Technologies | 3 | Active |
| US8565652B2 | Development roller, development device, process cartridge and image-forming apparatus | Physics | 3 | Active |
| US8135316B2 | Development roller, development device, process cartridge and image forming device | Physics | 2 | Active |
| US8731444B2 | Develop roller, develop unit, process cartridge, and image forming apparatus | Physics | 1 | Active |
| US5207163A | Leg attaching tool | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US7493064B2 | Electric conductive member, process cartridge and image forming apparatus | Physics | 1 | Active |
| US4429733A | Apparatus for controlling blowing mode of a car air-conditioner | Performing Operations; Transporting | 1 | Expired |
| US8824932B2 | Development device, and process cartridge and image forming apparatus incorporating same | Physics | 1 | Active |
| US7734221B2 | Conductive member, process cartridge using conductive member and image formation apparatus using process cartridge | Physics | 0 | Active |
| US7515852B2 | Conductive member, charging member using the conductive member, process cartridge using the charging member and image forming apparatus using process cartridge | Physics | 0 | Active |
| US7693455B2 | Conductive member, process cartridge having conductive member, and image forming apparatus having process cartridge | Physics | 0 | Active |
| US8682230B2 | Development device, process cartridge, and image forming apparatus including same having multiple recesses formed on a developer bearer | Physics | 0 | Active |
| US8133161B2 | Conductive member, process cartridge, and image forming apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.