Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8200141 | Conveying unit for image forming apparatus | Toshihiro Matsushima, Kazumasa Yasui | 2012-06-12 |
| 8123422 | Image forming apparatus and opening/closing method of re-conveyance mechanism | Toshihiro Matsushima | 2012-02-28 |
| 7942416 | Image forming apparatus, sheet conveying method, and program for sheet conveyance | Kazumasa Yasui, Masaya Arakawa | 2011-05-17 |
| 7828290 | ADU transport roller driving device, image forming apparatus, ADU transport roller driving method | — | 2010-11-09 |
| 7682096 | Image forming apparatus and opening/closing method of re-conveyance mechanism | Toshihiro Matsushima | 2010-03-23 |
| 7542162 | Image forming apparatus and image forming method | — | 2009-06-02 |
| 6965750 | Image forming apparatus | — | 2005-11-15 |
| 6941083 | Image forming apparatus with image deviation correction function | — | 2005-09-06 |
| 6877734 | Sheet feeding device, sheet feeding method and image forming apparatus | — | 2005-04-12 |
| 6400912 | Image forming apparatus with detection of media and setting a threshold for the detector | Toshiaki Tanaka | 2002-06-04 |