Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11809107 | Fixing device and image forming apparatus incorporating same | Tetsuo Tokuda, Akiyasu Amita, Daisuke Arai | 2023-11-07 |
| 11550246 | Image forming apparatus | Akiyasu Amita, Tetsuo Tokuda, Masateru Ujiie, Daisuke Arai | 2023-01-10 |
| 11150583 | Belt device and image forming apparatus incorporating same | Masateru Ujiie, Akiyasu Amita, Tetsuo Tokuda | 2021-10-19 |
| 11099506 | Sheet conveying device, fixing device incorporating the sheet conveying device, and image forming apparatus incorporating the sheet conveying device | Naoto Suzuki, Yohhei Watanabe, Akiyasu Amita, Masateru Ujiie, Shinichi Namekata +2 more | 2021-08-24 |
| 10488796 | Fixing device controller, image forming apparatus, fixing device control method, and non-transitory computer-readable recording medium storing fixing device control program | Teppei Kawata, Shinichi Namekata, Akiyasu Amita, Masateru Ujiie, Yohhei Watanabe +1 more | 2019-11-26 |
| 10481530 | Separation member, separation device, fixing device, and image forming apparatus | Seiji Saitoh, Keisuke Kubota, Masami Okamoto, Kenji Nozawa, Kensuke Yamaji +4 more | 2019-11-19 |
| 10394169 | Fixing device and image forming apparatus | Keisuke Kubota, Masami Okamoto, Jun Ogino, Kensuke Yamaji, Shuutaroh Yuasa +1 more | 2019-08-27 |
| 10234798 | Fixing device and image forming apparatus incorporating same | Yohhei Watanabe, Naoto Suzuki, Shinichi Namekata, Akiyasu Amita, Takashi Sakamaki +2 more | 2019-03-19 |
| 10191423 | Image forming apparatus including a fixing device | Ryohhei Sugiyama, Hironori Yamaoka, Takashi Sakamaki, Tetsuo Tokuda, Akiyasu Amita +4 more | 2019-01-29 |
| 10095166 | Fixing device and image forming apparatus | Masami Okamoto, Keisuke Kubota, Seiji Saitoh, Shuutaroh Yuasa, Yuuta Kanda +1 more | 2018-10-09 |
| 10088786 | Fixing device and image forming apparatus | Keisuke Kubota, Seiji Saitoh, Masami Okamoto, Kensuke Yamaji, Shuutaroh Yuasa +1 more | 2018-10-02 |
| 10042294 | Separation device, fixing device, and image forming apparatus | Seiji Saitoh, Yohhei Watanabe, Naoto Suzuki, Takashi Sakamaki | 2018-08-07 |
| 10012936 | Fixing device and image forming apparatus | Kensuke Yamaji, Keisuke Kubota, Seiji Saitoh, Masami Okamoto, 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, Masami Okamoto, Seiji Saitoh, Kensuke Yamaji +2 more | 2018-07-03 |
| 9996035 | Fixing device and image forming apparatus with a movable presser which moves a fixing belt | Masami Okamoto, Seiji Saitoh, Keisuke Kubota, Shuutaroh Yuasa, Kensuke Yamaji +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, Masami Okamoto, Keisuke Kubota, Yuuki Kikushima +3 more | 2018-04-10 |
| 9519249 | Fixing device and image forming apparatus | Masami Okamoto, Kenji Nozawa, Yuuki Kikushima, Kensuke Yamaji, Keisuke Kubota +2 more | 2016-12-13 |
| 9494904 | Separation device, fixing device, and image forming apparatus | Yohhei Watanabe, Takashi Sakamaki, Masateru Ujiie, Naoto Suzuki | 2016-11-15 |
| 9389560 | Fixing device including a separator to separate a recording medium from a pressure rotator and image forming apparatus including the fixing device | Masami Okamoto, Kenji Nozawa, Yuuki Kikushima, Kensuke Yamaji, Keisuke Kubota +2 more | 2016-07-12 |
| 9383692 | Fixing device and image forming apparatus | Satoshi Ueno, Jun Okamoto, Tetsuo Tokuda, Naoto Suzuki, Takashi Sakamaki +1 more | 2016-07-05 |
| 9316977 | Fixing device and image forming apparatus | Motoyoshi Yamano, Tetsuo Tokuda, Takashi Sakamaki, Naoto Suzuki, Satoshi Ueno +1 more | 2016-04-19 |
| 9316979 | Fixing device and image forming apparatus | Kenji Nozawa, Masami Okamoto, Yoshikuni Sasaki, Yuuki Kikushima, Keisuke Kubota +2 more | 2016-04-19 |
| 9268276 | Fixing device and image forming apparatus that include a separator disposed downstream from a fixing nip | Masami Okamoto, Keisuke Kubota, Kenji Nozawa, Yuuki Kikushima, Yoshikuni Sasaki +3 more | 2016-02-23 |
| 9244431 | Fixing device and image forming apparatus | Yuuki Kikushima, Masami Okamoto, Keisuke Kubota, Kenji Nozawa, Yoshikuni Sasaki +3 more | 2016-01-26 |
| 9152099 | Fixing device, image forming apparatus, and fixing method | Satoshi Ueno, Tetsuo Tokuda, Naoto Suzuki, Takashi Sakamaki, Kohichi Utsunomiya +1 more | 2015-10-06 |