Satoru Komatsubara
21Patents
17h-index
27Co-inventors
81Inventor score
Filing activity: Oct 28, 1994 → Mar 10, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5489747A | Developing device for an image forming apparatus | Physics | 50 | Expired |
| US5617191A | Toner conveyor roller and image forming apparatus having the same | Physics | 50 | Expired |
| US5826144A | Developing device for an electrophotographic recording apparatus including bias control of a toner supplying roller | Physics | 43 | Expired |
| US5625440A | Developing device having seals between a toner transport roller and the toner hopper which prevent toner leakage and scattering | Physics | 42 | Expired |
| US5697026A | Developing device having the lengths of two toner transporting rollers and an image bearing member in specific relationships | Physics | 40 | Expired |
| US5689782A | Developing apparatus for electronic photographic recording equipment, having two developer transfer rollers | Physics | 39 | Expired |
| US5666625A | Device for electrostatically developing a latent image on an image carrier | Physics | 38 | Expired |
| US5708942A | Developing device for an image forming apparatus | Physics | 37 | Expired |
| US5625441A | Developing device for an image forming apparatus | Physics | 36 | Expired |
| US5486909A | Developing device for an image forming apparatus | Physics | 35 | Expired |
| US5768665A | Image forming apparatus with bias control to prevent undesirable toner deposition | Physics | 35 | Expired |
| US5879752A | Method of coating a toner conveyor roller | Physics | 35 | Expired |
| US5845183A | Developing device for an image forming apparatus | Physics | 32 | Expired |
| US5897243A | Electrophotographic recording apparatus configured to switch a bias voltage in a developing unit | Physics | 29 | Expired |
| US6033818A | Developing device for an image forming apparatus | Physics | 29 | Expired |
| US5625438A | Toner, and devices for electrostatically depositing a uniform application thereof | Physics | 27 | Expired |
| US5552870A | Developing device for an image forming apparatus | Physics | 26 | Expired |
| US5610693A | Developing device for an image forming apparatus | Physics | 8 | Expired |
| US7778560B2 | Image forming apparatus and method of adjusting charge bias | Physics | 6 | Active |
| US8103181B2 | Image forming apparatus and method of adjusting charge bias | Physics | 0 | Active |
| US11010111B2 | Image forming apparatus including a constant log storage | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.