Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10720828 | Power supply device and image forming apparatus | Tomoyuki Kojima | 2020-07-21 |
| 9047550 | Image formation apparatus configured to detect and correct detected light reflection characteristics | — | 2015-06-02 |
| 8912783 | Power-supply controller circuit and image forming apparatus including the same | — | 2014-12-16 |
| 8294917 | Image forming apparatus for determining the authenticity of an exchange part | — | 2012-10-23 |
| 8229312 | Image forming device and fuser | — | 2012-07-24 |
| 7571907 | Driving apparatus | — | 2009-08-11 |