Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870549 | Conveying device and image forming apparatus | — | 2020-12-22 |
| 10656579 | Fixing device and image forming apparatus | Yuya Shimohora | 2020-05-19 |
| 10201986 | Sheet conveyance device and image forming apparatus including the same | — | 2019-02-12 |
| 10175627 | Sheet conveying device and image forming apparatus including the same | — | 2019-01-08 |
| 10023408 | Conveying roller unit, and sheet feed device and image forming apparatus each comprising same | — | 2018-07-17 |
| 9857753 | Image forming apparatus | Kazuhisa Hirahara | 2018-01-02 |
| 9511966 | Sheet conveying device and image forming apparatus including the same | — | 2016-12-06 |
| 9323203 | Sheet tray, sheet feeder with sheet tray,image forming apparatus with sheet tray, and image reading device with sheet tray | — | 2016-04-26 |
| 9079716 | Conveying roller unit, sheet conveying device, and image processing apparatus | — | 2015-07-14 |
| 9067747 | Sheet feeding apparatus and image forming apparatus including same | — | 2015-06-30 |
| 8919765 | Sheet feed apparatus, and image forming apparatus and image reading apparatus including the same | — | 2014-12-30 |
| 8897679 | Image forming apparatus | — | 2014-11-25 |
| 8472844 | Drive mechanism and image forming apparatus provided with the same | — | 2013-06-25 |
| 7865116 | Rotary type developing device | — | 2011-01-04 |
| 7748711 | Image forming apparatus | — | 2010-07-06 |
| 7680440 | Rotary developing device | — | 2010-03-16 |
| 7668486 | Rotation speed control device and image forming device | Masaki Kadota, Takahiko Murata, Minoru Wada | 2010-02-23 |
| 7668500 | Image forming device | — | 2010-02-23 |
| 7302223 | Image forming device | — | 2007-11-27 |
| 5956540 | Network printer/photocopier configuration and sheet transport system therefor | Hideki Takeda, Toshiyuki Osaka, Yoshihiro Ueda, Makoto Okado, Tsutomu Sugaya +2 more | 1999-09-21 |
| 5895139 | Image forming device with a printer unit and a copying unit | Toshiyuki Osaka, Yasuyuki Hirai, Yoshihiro Ueda, Hideki Takeda, Takeshi Okuda +3 more | 1999-04-20 |
| 5761586 | Developing device for image forming apparatus, toner container insertable into the developing device, and image forming apparatus provided therewith | Yasuyuki Hirai | 1998-06-02 |
| 5717973 | Image-forming machine with toner recycling and toner replenish control | Hirohisa Endoh, Kohji Shin | 1998-02-10 |