Yohei Doi
34Patents
3h-index
20Co-inventors
59Inventor score
Filing activity: Nov 19, 2007 → Feb 9, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7672632B2 | Fixing apparatus using induction heating system for image forming apparatus | Physics | 4 | Active |
| US7787789B2 | Fixing device for image forming apparatus | Physics | 3 | Active |
| US10990044B2 | Image forming apparatus having a fixing unit and heating control method | Physics | 3 | Active |
| US7925197B2 | Fixing apparatus of image forming apparatus | Physics | 3 | Active |
| US8078073B2 | Temperature control of a fixing apparatus using an induction heating system | Physics | 3 | Active |
| US8036556B2 | Fixing device having an electric power control system to an induction heating coil for image forming apparatus | Physics | 2 | Active |
| US11275330B2 | Image forming apparatus having a fixing unit and heating control method | Physics | 2 | Active |
| US7792445B2 | Drive detection device for fixing device | Physics | 2 | Active |
| US11150582B2 | Image forming apparatus and image fixing method | Physics | 1 | Active |
| US8099007B2 | Fixing apparatus for image forming apparatus | Physics | 1 | Active |
| US9592696B2 | Power control device, power control method, and recording medium | Physics | 1 | Active |
| US8050610B2 | Fixing apparatus of image forming apparatus | Physics | 1 | Active |
| US11927901B2 | Image forming apparatus | Physics | 1 | Active |
| US8620200B2 | Image forming apparatus and control method | Physics | 0 | Active |
| US12172845B2 | Cylindrical body and apparatus | Performing Operations; Transporting | 0 | Active |
| US11307522B2 | Heating device with a heat conductor including portions having different thicknesses | Physics | 0 | Active |
| US9975369B2 | Power control device, power control method, and recording medium | Physics | 0 | Active |
| US11073776B2 | Image forming apparatus, image forming method and non-transitory recording medium | Physics | 0 | Active |
| US12124196B2 | Image forming apparatus and image fixing method | Physics | 0 | Active |
| US7613410B2 | Image formation apparatus and heat roller adjustment support method | Physics | 0 | Active |
| US12055878B2 | Heating device with a heat conductor including portions having different thicknesses | Physics | 0 | Active |
| US11385579B2 | Image forming apparatus | Physics | 0 | Active |
| US8218991B2 | Fixing device for image forming apparatus | Physics | 0 | Active |
| US10933567B2 | Manufacturing method of molded product, molded product, cartridge, and image forming apparatus | General | 0 | Revoked |
| US12393142B2 | Image forming apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.