Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428249 | Sheet feeding device and image forming apparatus incorporating the same | Toshihiro Okutsu, Junya Suzuki | 2025-09-30 |
| 12043508 | Medium processing apparatus and image forming system incorporating same | Kei Sasaki, Kazuki Seto | 2024-07-23 |
| 11793229 | Device and method for producing foamed food product | Noriko SUGITA, Naotada Sakai, Yuichi Sasaki | 2023-10-24 |
| 11519519 | Channel selector valve | Yuta Soma, Ken Motohashi, Yuji Ito | 2022-12-06 |
| 11498795 | Sheet stacking tray, sheet stacking apparatus, and image forming system | Atsushi Shinoda | 2022-11-15 |
| 11390475 | Sheet separation device and image forming apparatus incorporating same | Ryuhei Waragai, Kazuki Seto | 2022-07-19 |
| 10801494 | Hydraulic control apparatus and hydraulic control method | Yuji Senbongi, Kenichi Fujiki, Toru Kobayashi, Ken Kaneko, Takahiro Satou +5 more | 2020-10-13 |
| 9562868 | Combustion experimental apparatus | Kaoru Maruta, Hisashi Nakamura, Soichiro Kato | 2017-02-07 |
| 9517903 | Paper feeding device and image forming apparatus | Atsunori Yoshida, Joji Akiyama, Takashi Nakano, Yukihiko Natsui, Takashi Hirayama +2 more | 2016-12-13 |
| 9494247 | Fluid pressure control device | Kentarou Yamanaka | 2016-11-15 |
| 9126783 | Image forming apparatus | Yukihiko Natsui, Munehisa Fuda, Ryuhei Waragai, Masanobu Yoshida, Yusaku Matsumoto +2 more | 2015-09-08 |
| 8585014 | Linear solenoid and valve device using the same | Shigeto Ryuen, Takashi Yokoyama | 2013-11-19 |
| 8556232 | Linear solenoid and valve device using the same | — | 2013-10-15 |
| 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 |
| 8419003 | Creasing device and image forming system | Hidetoshi Kojima, Naoyuki Ishikawa, Naohiro Kikkawa, Hitoshi Hattori, Takashi Saito +4 more | 2013-04-16 |
| 8413974 | Creasing device and image forming system | Yuusuke Shibasaki, Naohiro Kikkawa, Hitoshi Hattori, Shuuya Nagasako, Takashi Saito +3 more | 2013-04-09 |
| 8413976 | Image forming system, sheet finisher, and folding method | Hitoshi Hattori, Naohiro Kikkawa, Shuuya Nagasako, Takashi Saito, Naoyuki Ishikawa +3 more | 2013-04-09 |
| 8397759 | Electromagnetic spool valve | Shigeto Ryuen, Hiroyuki Kato | 2013-03-19 |
| 8387964 | Creasing device and image forming system | Takashi Saito, Naohiro Kikkawa, Hitoshi Hattori, Shuuya Nagasako, Naoyuki Ishikawa +3 more | 2013-03-05 |
| 8333371 | Creasing device and image forming system | Naohiro Kikkawa, Hitoshi Hattori, Takashi Saito, Shuuya Nagasako, Naoyuki Ishikawa +3 more | 2012-12-18 |
| 8322701 | Image forming apparatus | Hitoshi Hattori, Shuuya Nagasako, Naohiro Kikkawa, Takashi Saito, Naoyuki Ishikawa +3 more | 2012-12-04 |