Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12235600 | Removable unit and image forming apparatus | Takahiro Imada, Takuya Seshita | 2025-02-25 |
| 12072666 | Sheet conveying device, fixing device, and image forming apparatus | Takahiro Imada, Hiromasa Takagi, Takuya Seshita, Hiroshi Yoshinaga, Arinobu Yoshiura | 2024-08-27 |
| 11841652 | Contact-separation device, fixing device, and image forming apparatus | Seiji Saitoh, Takahiro Imada, Tamotsu Ikeda, Hiromasa Takagi, Jun Okamoto | 2023-12-12 |
| 11693362 | Image forming apparatus | Hiromasa Takagi, Seiji Saitoh, Jun Okamoto, Tamotsu Ikeda, Takahiro Imada | 2023-07-04 |
| 11513457 | Fixing device and image forming apparatus incorporating same | — | 2022-11-29 |
| 11500314 | Image forming apparatus and cleaning method | Keitaro Shoji, Yoshio Hattori, Takahiro Imada, Hiromasa Takagi, Yasunori Ishigaya +1 more | 2022-11-15 |
| 11256200 | Fixing device, heating device, and image forming device with a substrate covering member covering a relay substrate | Takahiro Imada, Yoshio Hattori, Hiromasa Takagi, Yasunori Ishigaya, Takumi Waida | 2022-02-22 |
| 10852671 | Fixing device including a cleaner to clean a surface of a cleaning target and image forming apparatus incorporating same | Takahiro Imada, Yoshio Hattori, Hironori Yamaoka, Yasunori Ishigaya, Takumi Waida | 2020-12-01 |
| 10401766 | Image forming apparatus and image forming method with temperature and power-based productivity rate selection | Ryohhei Sugiyama, Hiroshi Ono, Hironori Yamaoka, Motoyoshi Yamano, Tetsuo Tokuda | 2019-09-03 |
| 9817345 | Fixing device, image forming apparatus, and method of controlling fixing device | Motoyoshi Yamano, Tetsuo Tokuda, Hiroshi Ono, Hironori Yamaoka, Ryohhei Sugiyama +3 more | 2017-11-14 |
| 9696672 | Drive transmission unit, fixing device with drive transmission unit, and image forming apparatus having fixing device with drive transmission unit | Hiroshi Ono, Tetsuo Tokuda, Hironori Yamaoka, Ryohhei Sugiyama, Yamano Motoyoshi | 2017-07-04 |
| 9563157 | Fixing device having separable heating roller holding members and image forming apparatus thereof | Yuichiro Kato, Tsukasa Satoh | 2017-02-07 |
| 9316979 | Fixing device and image forming apparatus | Kenji Nozawa, Masami Okamoto, Yuuki Kikushima, Fumihiro Hirose, Keisuke Kubota +2 more | 2016-04-19 |
| 9268276 | Fixing device and image forming apparatus that include a separator disposed downstream from a fixing nip | Fumihiro Hirose, Masami Okamoto, Keisuke Kubota, Kenji Nozawa, Yuuki Kikushima +3 more | 2016-02-23 |
| 9244431 | Fixing device and image forming apparatus | Yuuki Kikushima, Masami Okamoto, Keisuke Kubota, Kenji Nozawa, Fumihiro Hirose +3 more | 2016-01-26 |
| 9176444 | Fixing unit position-adjusting apparatus and image forming apparatus | Yuichiro Kato, Tsukasa Satoh | 2015-11-03 |
| 8755724 | Fixing device and image forming apparatus | — | 2014-06-17 |
| 7844210 | Fixing apparatus and image forming apparatus using it | Sho Sawahata, Yuji Ohmura | 2010-11-30 |
| 6091476 | Liquid crystal display using spacers having hydrophobic inorganic particles attached to the spacer body | Yasuhiro Sakai, Shinji Takasaki, Shigefumi Kuramoto | 2000-07-18 |