Takeshi Motohashi
12Patents
10h-index
52Co-inventors
71Inventor score
Filing activity: Sep 27, 1985 → Jan 11, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7039928B2 | Method and device for obtaining audience data on TV program | Electricity | 61 | Expired |
| US4875063A | Electrostatic recording apparatus | Physics | 42 | Expired |
| US5887228A | Color image forming apparatus including process cartridge | Physics | 31 | Expired |
| US5797069A | Developing device for image forming apparatus | Physics | 25 | Expired |
| US5678161A | Paper conveyer of image forming apparatus which conveys paper to a fixing device | Physics | 25 | Expired |
| US4795284A | Printing device with carriage and carrier therefor each integrally press-formed from a respective metal sheet | Performing Operations; Transporting | 18 | Expired |
| US4744687A | Paper feed roller drive system for a printer | Performing Operations; Transporting | 18 | Expired |
| US5389733A | Developing device for an image forming apparatus | Physics | 16 | Expired |
| US6184910A | Color image forming apparatus with polygonal mirror rotation phase control | Physics | 14 | Expired |
| US5599645A | Image transfer method for an image forming apparatus | Physics | 14 | Expired |
| US6546228B2 | Image forming apparatus conveniently upgradable to a duplex image forming apparatus | Physics | 10 | Expired |
| US5038823A | Device for preventing water hammer while regulating water pressure | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.