Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312192 | Sheet feeding device and image forming system incorporating the sheet feeding device | Kazunori Konno, Masanobu Yoshida, Tomoyuki Okada, Tatsuya Sugawara, Yusuke HIRONO | 2025-05-27 |
| 12304762 | Sheet feeder, image forming apparatus, sheet feeding method, and storage medium | Yohsuke Edo, Tatsuya Sugawara, Yohsuke Takamiya | 2025-05-20 |
| 12091269 | Sheet feeding apparatus and image forming apparatus | Yohsuke Takamiya, Tatsuya Sugawara, Toshihiro Okutsu, Sachika Tamaki | 2024-09-17 |
| 11597616 | Feeding device and image forming apparatus | Hikaru Fukasawa, Tatsuya Sugawara, Takashi Nakano, Atsunori Yoshida | 2023-03-07 |
| 10518992 | Sheet feeding device, image forming apparatus incorporating the sheet feeding device, and image forming system incorporating the sheet feeding device | Yousuke Edo, Hikaru Fukasawa | 2019-12-31 |
| 10315870 | Sheet feeding device, image forming apparatus incorporating the sheet feeding device, and image forming system incorporating the sheet feeding device | Toshihiro Okutsu, Takashi Fukumoto, Masaki Ishizaki, Tatsuya Sugawara, Sachika Tamaki +2 more | 2019-06-11 |
| 10017342 | Paper sheet conveyance device and image forming apparatus | Toshihiro Okutsu, Masaki Ishizaki, Yasuo Niikura, Masato Hashimoto, Munehisa Fuda +5 more | 2018-07-10 |
| 9926151 | Sheet feeder and image forming apparatus including the sheet feeder | Hideaki Takahashi, Takashi Fukumoto, Tatsuya Sugawara, Masato Hashimoto, Takaaki Sanpei +1 more | 2018-03-27 |
| 9926157 | Sheet feeder, image forming apparatus incorporating the sheet feeder, and image forming system incorporating the sheet feeder | Tatsuya Sugawara, Takashi Fukumoto, Hideaki Takahashi | 2018-03-27 |
| 9802775 | Sheet separating device, sheet supplying device, and image forming apparatus | Masato Hashimoto, Takashi Fukumoto, Hideaki Takahashi, Hisayoshi SUGAWARA, Munehisa Fuda +7 more | 2017-10-31 |
| 9796552 | Paper feeding apparatus, image forming apparatus, image forming system | Takashi Fukumoto, Yasuo Niikura, Hideaki Takahashi, Munehisa Fuda, Hisayoshi SUGAWARA +5 more | 2017-10-24 |
| 9725265 | Sheet feeding device, image forming apparatus, and image forming system | Masato Hashimoto, Takashi Fukumoto, Hideaki Takahashi, Hisayoshi SUGAWARA, Munehisa Fuda +7 more | 2017-08-08 |
| 9561927 | Sheet discharging device, image forming system, and sheet discharging method | Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Keisuke Sugiyama +19 more | 2017-02-07 |
| 9540193 | Paper feeding apparatus, image forming apparatus, image forming system | Takashi Fukumoto, Yasuo Niikura, Hideaki Takahashi, Munehisa Fuda, Hisayoshi SUGAWARA +5 more | 2017-01-10 |
| 9359157 | Sheet feeding device and image forming apparatus | Yasuo Niikura, Yuuta Mori, Takashi Fukumoto, Kiyotake NAKAMURA, Munehisa Fuda +6 more | 2016-06-07 |
| 9359158 | Sheet feeding device, image forming apparatus, and image forming system | Yasunori Hino, Chikara Akata, Tomoki Tamate, Hideaki Takahashi, Munehisa Fuda +10 more | 2016-06-07 |
| 9260264 | Sheet discharging device, image forming system, and sheet discharging method | Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Keisuke Sugiyama +19 more | 2016-02-16 |
| 9096403 | Sheet stacking apparatus, image forming system and sheet stacking method | Satoru Takano, Kiichiro Goto, Takashi Fukumoto, Yasuo Niikura, Shintaro MATSUMOTO +9 more | 2015-08-04 |
| 8936240 | Sheet discharging device, image forming system, and sheet discharging method | Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Keisuke Sugiyama +19 more | 2015-01-20 |
| 8876107 | Sheet stacking device, image forming system, and sheet stacking method | Junya Suzuki, Kiichiro Goto, Takashi Fukumoto, Yasuo Niikura, Shintaro MATSUMOTO +8 more | 2014-11-04 |
| 8528891 | Creasing device and image forming system | Go Aiba, Naoyuki Ishikawa, Hitoshi Hattori, Takashi Saito, Shuuya Nagasako +4 more | 2013-09-10 |
| 8490957 | Creasing apparatus and image forming system | Shuuya Nagasako, Hitoshi Hattori, Takashi Saito, Naoyuki Ishikawa, Yuusuke Shibasaki +4 more | 2013-07-23 |
| 8480069 | Sheet processing apparatus and image forming system | Yuusuke Shibasaki, Hitoshi Hattori, Takashi Saito, Naoyuki Ishikawa, Akihiro Musha +4 more | 2013-07-09 |
| 8465012 | Creasing device and image forming system | Naoyuki Ishikawa, Hitoshi Hattori, Naohiro Kikkawa, Shuuya Nagasako, Takashi Saito +3 more | 2013-06-18 |
| 8424859 | Creasing apparatus and image forming system | Naoyuki Ishikawa, Naohiro Kikkawa, Hitoshi Hattori, Shuuya Nagasako, Takashi Saito +4 more | 2013-04-23 |