Yoichi Utaka
3Patents
2h-index
6Co-inventors
30Inventor score
Filing activity: Mar 14, 2005 → Dec 12, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7286782B2 | Charge method, charge apparatus, and charge program for charging usage fee including print fee and format fee of an image forming apparatus | Physics | 7 | Expired |
| US8149424B2 | Image processing device and information processing device | Electricity | 3 | Active |
| US7523073B2 | Charging method and charging apparatus | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.