Hideaki Kadowaki
39Patents
8h-index
40Co-inventors
75Inventor score
Filing activity: Nov 21, 1995 → Jul 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6175705A | Image forming apparatus | Physics | 81 | Expired |
| US6647228B2 | Image forming device | Physics | 28 | Expired |
| US5931460A | Sheet registering device | Performing Operations; Transporting | 25 | Expired |
| US7391990B2 | Waste developer collecting container for color image forming apparatus | Physics | 17 | Active |
| US5587777A | Developing unit having interlocking mechanism | Physics | 12 | Expired |
| US6678491B2 | Optical electric charge removal device and image formation apparatus including the same | Physics | 10 | Expired |
| US7156389B2 | Sheet feeder and image forming apparatus having the same | Performing Operations; Transporting | 10 | Expired |
| US6188857A | Imaging forming apparatus provided with photoreceptor unit with internal gear unit, the protector unit with internal gear, and internal gear unit | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7515838B2 | Developer collecting device and image forming apparatus having the same | Physics | 6 | Active |
| US7620358B2 | Developer collecting apparatus having tiltable waste developer container | Physics | 6 | Active |
| US5927148A | Image forming apparatus equipped with photoreceptor having an internal gear | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7330678B2 | Waste developer collecting container for image forming apparatus | Physics | 4 | Expired |
| US9817359B2 | Waste toner detection mechanism and image forming apparatus | Physics | 3 | Active |
| US6421514B2 | Charging device | Physics | 3 | Expired |
| US7403738B2 | Developer collecting apparatus and image forming apparatus having the same | Physics | 3 | Active |
| US6463235B1 | Light-sensitive drum mounting/demounting structure, light-sensitive unit provided with the same structure and image-forming device with the same unit | Physics | 3 | Expired |
| US6161446A | Image forming apparatus provided with photoreceptor unit with internal gear unit, the photoreceptor unit with internal gear, and internal gear unit | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10066681B2 | Drive transmission mechanism, sheet discharging apparatus, and image forming apparatus | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7197263B2 | Developer storage device and image forming apparatus | Physics | 1 | Expired |
| US9746819B2 | Powder collection container and image forming apparatus including the same | Physics | 1 | Active |
| US10775719B2 | Duct mechanism and image forming apparatus including the same | Physics | 1 | Active |
| US10139772B2 | Waste toner detection mechanism and image forming apparatus | Physics | 0 | Active |
| US10551787B2 | Waste toner collecting device and image forming apparatus | Physics | 0 | Active |
| US10877435B2 | Exhaust device having a plurality of intake ports and image forming apparatus including the same | Physics | 0 | Active |
| US12181816B2 | Transport roller pair, fixing device, and image forming device | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.