Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386288 | Image forming apparatus capable of stabilizing electrical connection between movable unit and support unit included in fixing device | Takehiro Sato, Keiju Ishida | 2025-08-12 |
| 12372902 | Image forming apparatus that allows sheet jam removal with a side cover open | Masayuki Kakuta, Takuro Morita | 2025-07-29 |
| 11822267 | Image forming apparatus | Akira Ogawa | 2023-11-21 |
| 11803140 | Image forming apparatus | Takehiro Sato | 2023-10-31 |
| 11415925 | Sheet conveyance device and image forming system | Takuya Nishimura | 2022-08-16 |
| 11377320 | Relay conveyance device, image forming system, combination of image forming system, and sheet conveyance device | Masami Fuchi, Masayuki Kakuta, Risa Hibino, Seiji Okada | 2022-07-05 |
| 11370625 | Sheet conveying device, relay conveyance device and image forming system | Seiji Okada, Masami Fuchi, Masayuki Kakuta, Risa Hibino | 2022-06-28 |
| 11279584 | Sheet conveying device and image forming system therewith | Takuya Nishimura, Yasunori Ueno | 2022-03-22 |
| 11142424 | Sheet conveying apparatus and image forming system including same | Masayuki Kakuta, Risa Hibino | 2021-10-12 |
| 10919720 | Sheet conveyance unit and sheet conveyance system including same | Masami Fuchi, Masayuki Kakuta, Seiji Okada, Risa Hibino | 2021-02-16 |
| 9988232 | Damper mechanism of turning member, relay conveying unit, and image forming apparatus | — | 2018-06-05 |
| 9963316 | Sheet stacking tray, and sheet postprocessing device/image forming apparatus including the sheet stacking tray | Terumitsu Noso | 2018-05-08 |
| 9845218 | Folding device, post-processing device and image forming apparatus | Seiichi Shirasaki | 2017-12-19 |
| 9586777 | Sheet conveying device and image forming apparatus including the same | — | 2017-03-07 |
| 9417586 | Sheet discharge device and image forming apparatus including the same | — | 2016-08-16 |
| 9174821 | Sheet folding device having sheet retaining mechanism | — | 2015-11-03 |
| 8915490 | Post-processing apparatus, image forming apparatus, and folding apparatus | Seiichi Shirasaki | 2014-12-23 |
| 8715149 | Sheet post-processing apparatus and image forming apparatus | Masahiko Miyazaki, Yasunori Ueno | 2014-05-06 |
| 8573580 | Sheet post-processing apparatus and image forming apparatus | Masahiko Miyazaki, Yasunori Ueno | 2013-11-05 |
| 8118297 | Sheet feeder and image forming apparatus with side surface air mechanism | — | 2012-02-21 |
| 7891654 | Sheet feeder and image forming apparatus with side surface air mechanism | — | 2011-02-22 |
| 7883084 | Sheet feeding device and image forming apparatus with warm air unit for blowing air toward upper face of sheet stack | Keiji Okumura, Yoshihiro Yamaguchi, Yoshio Sugishima | 2011-02-08 |
| 7866659 | Sheet-feeding mechanism, sheet-feeding device, and image forming apparatus | Seiichi Shirasaki, Yoshihiro Yamaguchi | 2011-01-11 |
| 7862016 | Sheet stacking mechanism, sheet folding device, sheet post-processing apparatus and image forming apparatus | Mitsutoshi Takemoto | 2011-01-04 |
| 7823876 | Sheet feeding device and image forming apparatus including sheet feeding device with rear end detection portion | Keiji Okumura, Yoshio Sugishima, Masahiko Miyazaki, Seiichi Shirasaki, Yasunori Ueno | 2010-11-02 |