Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9477185 | Heater control unit and image forming apparatus | Toru Kosaka, Akira Hagiwara | 2016-10-25 |
| 9400463 | Image forming apparatus | Tetsuya Watanabe | 2016-07-26 |
| 9128431 | Image forming apparatus for failure suppression | — | 2015-09-08 |
| 8620173 | Image forming device with fusion device driven based on surface temperature of fusion roller and pressure application roller | — | 2013-12-31 |
| 7773893 | Image forming apparatus | — | 2010-08-10 |