Kouichi Irie
11Patents
9h-index
12Co-inventors
61Inventor score
Filing activity: Dec 22, 1994 → Jul 11, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5737665A | Apparatus for calibrating toner density for color images | Physics | 49 | Expired |
| US6118557A | Color image forming apparatus | Physics | 33 | Expired |
| US5899597A | Toner cartridge with an external reflector for a developer apparatus capable of optically end-detecting | Physics | 31 | Expired |
| US6290458A | Turbo machines | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5621221A | Toner end detection device and method | Physics | 28 | Expired |
| US6736594B2 | Axial-flow type hydraulic machine | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US6582189B2 | Turbo machines | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6435819B1 | Turbo machines | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5805192A | Image forming apparatus having automatic image density adjustment function against dot size variation | Physics | 10 | Expired |
| US6540482B2 | Turbo-type machines | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6514034B2 | Pump | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.