Jun Asai
21Patents
8h-index
32Co-inventors
75Inventor score
Filing activity: Feb 6, 1984 → Aug 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4719489A | Recording apparatus having material feed mode dependent fixing control | Physics | 55 | Expired |
| US4814886A | Image processing process and apparatus therefor | Electricity | 52 | Expired |
| US5267005A | Heater having stepped portion and heating apparatus using same | Physics | 28 | Expired |
| US5182604A | Transfer roller with voltage polarity control | Physics | 27 | Expired |
| US4626096A | Image forming apparatus for forming a visual image in accordance with image signals | Physics | 21 | Expired |
| US5150165A | Image forming apparatus having image transfer member | Physics | 14 | Expired |
| US5438399A | Image forming apparatus having transfer voltage control | Physics | 9 | Expired |
| US5406360A | Image forming apparatus with contact transfer member | Physics | 8 | Expired |
| US6694122B2 | Cleaning device and image forming apparatus provided with same | Physics | 5 | Expired |
| US7546678B2 | Electronic component mounting apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4563694A | Image information recording apparatus | Physics | 4 | Expired |
| US6822767B2 | Image processing method and image processing apparatus | Electricity | 3 | Expired |
| US6836638B2 | Cleaning device and image forming apparatus provided with same | Physics | 3 | Expired |
| US6538678B2 | Image forming apparatus with development controller | Electricity | 3 | Expired |
| US6801747B2 | Cleaning apparatus and image forming apparatus | Physics | 1 | Expired |
| US10888041B2 | Substrate working system and component mounter | Emerging Cross-Sectional Technologies | 1 | Active |
| US6516161B2 | Image forming apparatus with surface potential detector | Physics | 1 | Expired |
| US6636719B2 | Image forming apparatus with vibration-caused image defect prevention feature | Physics | 1 | Expired |
| US12413152B2 | Switching control circuit and power supply circuit | Electricity | 0 | Active |
| US6542786B2 | Apparatus and method for feeding electronic components | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10201120B2 | Component mounting apparatus | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.