Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9568875 | Image forming apparatus having a replacement unit and a power supply switch that is turned off when detachment of the replaceable unit is necessary | — | 2017-02-14 |
| 9291971 | Image forming apparatus | — | 2016-03-22 |
| 8582159 | Control device for controlling light source element and image forming apparatus with control device built therein | — | 2013-11-12 |
| 8310741 | Image reading device and image forming apparatus | Yoshiaki Tabata, Kei Tanaka, Masayuki Sago | 2012-11-13 |