Yasushi Koshimura
10Patents
3h-index
14Co-inventors
53Inventor score
Filing activity: Dec 5, 1996 → Jan 19, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6288733A | Image forming apparatus employing dots of a predetermined diameter | Physics | 22 | Expired |
| US5742874A | Charging device | Physics | 16 | Expired |
| US7043172B2 | Image forming apparatus | Physics | 12 | Expired |
| US7079785B2 | Image developing apparatus to develop a latent image in a developing area on an image bearing member | Physics | 3 | Expired |
| US7340195B2 | Image forming apparatus having a scattered toner sucking port | Physics | 2 | Expired |
| US7978213B2 | Focus adjustment method of LED print head and image forming apparatus | Physics | 0 | Active |
| US8676070B2 | Image forming apparatus | Physics | 0 | Active |
| US8055147B2 | Image forming apparatus having a calibration section for an image density sensor | Physics | 0 | Active |
| US8401419B2 | Image forming apparatus | Physics | 0 | Active |
| US6678484B2 | Image forming apparatus and method for removing a non-transferred toner image | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.