Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11418667 | Image reading apparatus and image forming apparatus | — | 2022-08-16 |
| 9981819 | Sheet conveyance apparatus that detects overlapping of plurality of sheets, and image reading apparatus | Makoto Arima | 2018-05-29 |
| 9505579 | Sheet processing apparatus having post-processing section, and image forming apparatus having the sheet processing apparatus | Naoki Ishikawa, Hitoshi Kato, Yasuo Fukatsu | 2016-11-29 |
| 9309076 | Sheet processing apparatus that aligns sheets and image forming system | Hitoshi Kato, Naoki Ishikawa, Yasuo Fukatsu | 2016-04-12 |
| 9141066 | Sheet processing apparatus for applying post process to sheet | Yasuo Fukatsu | 2015-09-22 |
| 9039002 | Sheet post-processing apparatus with function of punching sheet | Yasuo Fukatsu, Hitoshi Kato, Naoki Ishikawa | 2015-05-26 |
| 9027919 | Sheet feeding device and image forming apparatus | Tetsuro Fukusaka, Yoshitaka Yamazaki | 2015-05-12 |
| 8752830 | Sheet feeder that detects multi-feed of sheets and image forming apparatus | Tetsuro Fukusaka, Yoshitaka Yamazaki | 2014-06-17 |
| 8684346 | Sheet feeding apparatus and image forming apparatus | Yoshitaka Yamazaki, Yuzo Matsumoto, Tetsuro Fukusaka | 2014-04-01 |
| 8657276 | Sheet processing apparatus that detects displacement in sheet width direction and skew of sheet, image forming apparatus, and control method | Hitoshi Kato, Naoki Ishikawa, Yasuo Fukatsu | 2014-02-25 |
| 8622380 | Sheet feeding device and image forming apparatus | Yoshitaka Yamazaki, Yuzo Matsumoto, Tetsuro Fukusaka | 2014-01-07 |
| 8500114 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Tetsuro Fukusaka, Yoshitaka Yamazaki | 2013-08-06 |
| 8439349 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Tetsuro Fukusaka, Yoshitaka Yamazaki | 2013-05-14 |
| 8360424 | Sheet thickness detection device and image forming apparatus | Yoshitaka Yamazaki | 2013-01-29 |
| 8328192 | Sheet thickness detection device and image forming apparatus | Yoshitaka Yamazaki | 2012-12-11 |