Issued Patents All Time
Showing 1–25 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488774 | Image forming apparatus and image forming method | Daisuke Inoue, Takahiro Honda, Kenta Kashiwagi, Kaori Hemmi, Yoshihisa Hara | 2019-11-26 |
| 10481530 | Separation member, separation device, fixing device, and image forming apparatus | Seiji Saitoh, Keisuke Kubota, Kenji Nozawa, Fumihiro Hirose, Kensuke Yamaji +4 more | 2019-11-19 |
| 10394169 | Fixing device and image forming apparatus | Fumihiro Hirose, Keisuke Kubota, Jun Ogino, Kensuke Yamaji, Shuutaroh Yuasa +1 more | 2019-08-27 |
| 10095166 | Fixing device and image forming apparatus | Keisuke Kubota, Seiji Saitoh, Shuutaroh Yuasa, Yuuta Kanda, Fumihiro Hirose +1 more | 2018-10-09 |
| 10088786 | Fixing device and image forming apparatus | Keisuke Kubota, Seiji Saitoh, Kensuke Yamaji, Fumihiro Hirose, Shuutaroh Yuasa +1 more | 2018-10-02 |
| 10012936 | Fixing device and image forming apparatus | Kensuke Yamaji, Keisuke Kubota, Seiji Saitoh, Fumihiro Hirose, Shuutaroh Yuasa +4 more | 2018-07-03 |
| 10012937 | Fixing device and image forming apparatus including a fixing belt, a presser, and a gap retainer | Shuutaroh Yuasa, Keisuke Kubota, Seiji Saitoh, Fumihiro Hirose, Kensuke Yamaji +2 more | 2018-07-03 |
| 9996035 | Fixing device and image forming apparatus with a movable presser which moves a fixing belt | Seiji Saitoh, Keisuke Kubota, Shuutaroh Yuasa, Kensuke Yamaji, Fumihiro Hirose +1 more | 2018-06-12 |
| 9939761 | Fixing device and image forming apparatus that include a separation aid disposed downstream from the fixing nip | Kenji Nozawa, Masahiko Satoh, Keisuke Kubota, Yuuki Kikushima, Shuutaroh Yuasa +3 more | 2018-04-10 |
| 9733600 | Fixing device and image forming apparatus | Kenji Nozawa, Yuuki Kikushima, Keisuke Kubota, Shuutaroh Yuasa, Kaori Hemmi | 2017-08-15 |
| 9519249 | Fixing device and image forming apparatus | Fumihiro Hirose, Kenji Nozawa, Yuuki Kikushima, Kensuke Yamaji, Keisuke Kubota +2 more | 2016-12-13 |
| 9389560 | Fixing device including a separator to separate a recording medium from a pressure rotator and image forming apparatus including the fixing device | Fumihiro Hirose, Kenji Nozawa, Yuuki Kikushima, Kensuke Yamaji, Keisuke Kubota +2 more | 2016-07-12 |
| 9316979 | Fixing device and image forming apparatus | Kenji Nozawa, Yoshikuni Sasaki, 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, Keisuke Kubota, Kenji Nozawa, Yuuki Kikushima, Yoshikuni Sasaki +3 more | 2016-02-23 |
| 9244431 | Fixing device and image forming apparatus | Yuuki Kikushima, Keisuke Kubota, Kenji Nozawa, Yoshikuni Sasaki, Fumihiro Hirose +3 more | 2016-01-26 |
| 9207633 | Fixing device and image forming apparatus incorporating same | — | 2015-12-08 |
| 8712264 | Fixing device, fixing device control method, and image forming apparatus | — | 2014-04-29 |
| 8699904 | Fixing device and image forming apparatus capable of suppressing variation image density | Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki, Syoichi Kaneko +4 more | 2014-04-15 |
| 8503898 | Fixing device and image forming apparatus | — | 2013-08-06 |
| 8346143 | Fixing device and image forming apparatus capable of effectively circulating and applying oil for fixing | Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki, Yoshihiro Sonohara +4 more | 2013-01-01 |
| 8224220 | Fixing device and image forming apparatus capable of adjusting amount of oil applied for fixing | Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki, Syoichi Kaneko +4 more | 2012-07-17 |
| 8112022 | Fixing device, image forming apparatus, and image fixing method capable of stably applying oil for fixing without adhering oil to sheet | Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki, Yoshihiro Sonohara +4 more | 2012-02-07 |
| 8027627 | Fixing device and image forming apparatus with improved mechanism for stably applying oil for fixing | Jun Okamoto, Kazuo Suno, Kenji Nozawa, Yoshihiro Sonohara, Naoto Suzuki +4 more | 2011-09-27 |
| 8023850 | Image forming apparatus capable of stably applying oil for fixing | Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki, Yoshihiro Sonohara +4 more | 2011-09-20 |
| 7957663 | Heater, fixing unit and image forming apparatus | Kazuhito Kishi, Yasuhisa Kato, Yasutada Tsukioka, Hiromasa Takagi, Susumu Matsusaka +1 more | 2011-06-07 |