Issued Patents All Time
Showing 1–25 of 127 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379684 | Fixing device and image forming apparatus incorporating the same | Takuya Seshita | 2025-08-05 |
| 12235600 | Removable unit and image forming apparatus | Yoshikuni Sasaki, Takuya Seshita | 2025-02-25 |
| 12072666 | Sheet conveying device, fixing device, and image forming apparatus | Yoshikuni Sasaki, Hiromasa Takagi, Takuya Seshita, Hiroshi Yoshinaga, Arinobu Yoshiura | 2024-08-27 |
| 11971674 | Heating device, fixing device, and image forming apparatus | Shigeo Nanno, Yasunori Ishigaya, Takumi Waida, Daisuke Hirano | 2024-04-30 |
| 11841652 | Contact-separation device, fixing device, and image forming apparatus | Seiji Saitoh, Yoshikuni Sasaki, Tamotsu Ikeda, Hiromasa Takagi, Jun Okamoto | 2023-12-12 |
| 11693362 | Image forming apparatus | Hiromasa Takagi, Seiji Saitoh, Jun Okamoto, Tamotsu Ikeda, Yoshikuni Sasaki | 2023-07-04 |
| 11687020 | Heating device, fixing device, and image forming apparatus | Yasunori Ishigaya, Shigeo Nanno, Takumi Waida, Daisuke Hirano | 2023-06-27 |
| 11500314 | Image forming apparatus and cleaning method | Keitaro Shoji, Yoshio Hattori, Yoshikuni Sasaki, 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 | Yoshio Hattori, Yoshikuni Sasaki, Hiromasa Takagi, Yasunori Ishigaya, Takumi Waida | 2022-02-22 |
| 10935911 | Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same | Teppei Kawata, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more | 2021-03-02 |
| 10852671 | Fixing device including a cleaner to clean a surface of a cleaning target and image forming apparatus incorporating same | Yoshio Hattori, Yoshikuni Sasaki, Hironori Yamaoka, Yasunori Ishigaya, Takumi Waida | 2020-12-01 |
| 10558154 | Image forming apparatus incorporating pressing device | Hiroshi Kajiyama, Naoki Iwaya, Hitoshi Fujiwara, Takuya Seshita, Yoshiharu Takahashi +1 more | 2020-02-11 |
| 10527981 | Fixing device and image forming apparatus incorporating same | Yutaka Naitoh, Hiroshi Yoshinaga, Daisuke Inoue, Natsuki Watanabe | 2020-01-07 |
| 10345747 | Fixing device and image forming apparatus incorporating same | Takuya Seshita, Kohichi Utsunomiya, Hajime Gotoh, Yutaka Ikebuchi | 2019-07-09 |
| 10001735 | Fixing device and image forming apparatus | Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai, Naoki Iwaya +9 more | 2018-06-19 |
| 9989904 | Fixing device and image forming apparatus for preventing separation of a fixing rotator and a holder | Yuji Arai, Hajime Gotoh, Takuya Seshita | 2018-06-05 |
| 9983526 | Fixing device and image forming apparatus including same | Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more | 2018-05-29 |
| 9971289 | Image forming apparatus | Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more | 2018-05-15 |
| 9927748 | Fixing device and image forming apparatus | Hiroshi Yoshinaga, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa +12 more | 2018-03-27 |
| 9811031 | Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same | Teppei Kawata, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more | 2017-11-07 |
| 9727008 | Fixing device and image forming apparatus including the fixing device | Teppei Kawata, Masahiko Satoh, Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga +13 more | 2017-08-08 |
| 9715203 | Fixing device and image forming apparatus including same | Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more | 2017-07-25 |
| 9715197 | Fixing device and image forming apparatus incorporating fixing device | Takuya Seshita, Yuji Arai, Hajime Gotoh, Akira Suzuki, Motoyoshi Yamano | 2017-07-25 |
| 9690243 | Image forming apparatus including a fixing device that includes a radiant heat heating source and a fixing member that rotates before an abnormality solved | Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more | 2017-06-27 |
| 9575444 | Fixing device and image forming apparatus including same | Takuya Seshita, Hajime Gotoh, Kensuke Yamaji, Akira Suzuki | 2017-02-21 |