Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11796932 | Image forming apparatus and image forming system | Shigeo Doi, Osamu Sato | 2023-10-24 |
| 11578759 | Shaft retaining ring and image forming apparatus | Yoshimasu Yamaguchi | 2023-02-14 |
| 10473140 | Insert nut and fastening device | Kazushi Kitajima, Kazuhisa Okuda | 2019-11-12 |
| 9310752 | Unit moving device and image forming apparatus | Fumihiko Hayayumi, Shinsuke Ubayashi | 2016-04-12 |
| 8360419 | Sheet feeding apparatus and image forming apparatus | — | 2013-01-29 |
| 7900909 | Sheet feeding apparatus and image forming apparatus | Takeshi Suga, Toshifumi Itabashi, Hajime Sekiguchi | 2011-03-08 |
| 7641188 | Sheet feeding apparatus and image forming apparatus | Takeshi Suga, Toshifumi Itabashi, Hajime Sekiguchi | 2010-01-05 |
| 7637491 | Sheet stacking device, sheet feeding device, and image forming apparatus | — | 2009-12-29 |
| 7621521 | Sheet feeding unit, sheet feeding apparatus, and image forming apparatus | Hiroto Koga, Yusuke Imai | 2009-11-24 |
| 7551873 | Sheet conveying apparatus and image forming apparatus | — | 2009-06-23 |
| 7451973 | Sheet feeding unit, sheet feeding apparatus, and image forming apparatus | Hiroto Koga, Yusuke Imai | 2008-11-18 |
| 6934492 | Toner supply container, image formation unit and image forming apparatus | Kazuyoshi Sasae | 2005-08-23 |
| 6332610 | Sheet containing apparatus | — | 2001-12-25 |