Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11442391 | Drive control device, driving device, sheet conveying device, and image forming apparatus | Keisuke Sugiyama, Jun Yamada, Takashi Saito, Ikuhisa Okamoto | 2022-09-13 |
| 10807827 | Stack limiting unit for sheet processing device | Wataru Takahashi, Katsuhiro Kosuge, Nobuyoshi Suzuki, Yuusuke Shibasaki, Koki Sakano +1 more | 2020-10-20 |
| 10689221 | Sheet processing apparatus and image forming system | Koki Sakano, Nobuyoshi Suzuki, Yuusuke Shibasaki, Wataru Takahashi, Katsuhiro Kosuge +5 more | 2020-06-23 |
| 10562733 | Sheet processing device including a staple binding unit and a stapleless binding unit and image forming system | Wataru Takahashi, Katsuhiro Kosuge, Nobuyoshi Suzuki, Yuusuke Shibasaki, Koki Sakano +1 more | 2020-02-18 |
| 10513404 | Sheet-material supply device | Takeshi Akai, Yasuo Niikura, Yousuke Edo, Satoru Takano, Yasunori Hino +4 more | 2019-12-24 |
| 10384897 | Sheet-member separation device, sheet-member separation method, program, and image forming apparatus | Satoru Takano, Takeshi Akai, Yasuo Niikura, Yousuke Edo, Yasunori Hino +4 more | 2019-08-20 |
| 10097711 | Sheet processing device and image forming system | Nobuyoshi Suzuki, Yuusuke Shibasaki, Wataru Takahashi, Katsuhiro Kosuge, Koki Sakano +5 more | 2018-10-09 |
| 10065824 | Stacking apparatus | Yousuke Edo, Yasufumi Takahashi, Yasuo Niikura, Satoru Takano, Takeshi Akai +10 more | 2018-09-04 |
| 9944488 | Sheet processing apparatus and image forming system | Akira Kunieda, Nobuyoshi Suzuki, Katsuhiro Kosuge, Yuusuke Shibasaki, Wataru Takahashi +8 more | 2018-04-17 |
| 9725276 | Sheet processing device incuding a stacked-sheet-count limiting unit configured to limit the number of sheets holdable in the sheet tray and image forming system | Wataru Takahashi, Katsuhiro Kosuge, Nobuyoshi Suzuki, Yuusuke Shibasaki, Koki Sakano +1 more | 2017-08-08 |
| 9440478 | Paper binding device, paper processing apparatus, image forming apparatus, and image forming system | Wataru Takahashi, Nobuyoshi Suzuki, Katsuhiro Kosuge, Makoto Hidaka, Yuusuke Shibasaki +2 more | 2016-09-13 |
| 9162839 | Sheet processing apparatus and image forming system | Ryuji Yoshida, Nobuyoshi Suzuki, Yuusuke Shibasaki, Katsuhiro Kosuge, Makoto Hidaka +2 more | 2015-10-20 |
| 9143357 | Chat apparatus transmitting/receiving information indicating switching of chat | Ryouichi Ochi | 2015-09-22 |
| 9013763 | Image reading apparatus and image forming apparatus | Hiroshi Kubo, Atsushi Kanaya, Shinya Kitaoka, Takeshi Akai, Fumiyuki Heishi +3 more | 2015-04-21 |
| 8950743 | Automatic document feeder, image reading device including the same, and image forming apparatus including the same | Koki Sakano, Hiroshi Kubo, Shinya Kitaoka, Takeshi Akai, Atsushi Kanaya +2 more | 2015-02-10 |
| 8929752 | Fixing device and image forming apparatus using same | Yoshihide Ohta, Kazunori Bannai, Kohta Takenaka | 2015-01-06 |
| 8774691 | Image forming apparatus, fixing device, and fixing method | Shintaroh Yamada, Kazunori Bannai, Manabu Nonaka | 2014-07-08 |
| 8644307 | Communication transfer apparatus and communication transfer method | Naoki Mori | 2014-02-04 |
| 8594551 | Fixing device and image forming apparatus | Manabu Nonaka | 2013-11-26 |
| 8428480 | Fixing device, image forming apparatus incorporating same, and method of dimensioning fixing device | Kohta Takenaka, Kazunori Bannai, Yu Wakabayashi, Toshihiro Shimada | 2013-04-23 |
| 8428498 | Fixing device and image forming apparatus including same | Kazunori Bannai | 2013-04-23 |
| 8346106 | Fixing device and image forming apparatus using same having a second heater outside the recording medium passing area | Kohta Takenaka, Kazunori Bannai | 2013-01-01 |
| 8326167 | Fixing device and image forming apparatus capable of improving fixing efficiency and suppressing overheating | — | 2012-12-04 |
| 8195058 | Toner fixing device with light control mirrors and image forming apparatus incorporating same | Kohta Takenaka, Kazunori Bannai, Toshihiro Shimada | 2012-06-05 |
| 8014713 | Fixing device and image forming apparatus | Shintaroh Yamada, Kazunori Bannai, Manabu Nonaka | 2011-09-06 |