Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12321112 | Fixing device and image forming apparatus incorporating the same | — | 2025-06-03 |
| 12139884 | Work vehicle, lever unit, and actuator automatic control method | Masashi Katoh, Yuuki Kobayashi | 2024-11-12 |
| 12001236 | Work vehicle and method for controlling work vehicle | Masashi Katoh, Yuuki Kobayashi | 2024-06-04 |
| 10481530 | Separation member, separation device, fixing device, and image forming apparatus | Seiji Saitoh, Masami Okamoto, Kenji Nozawa, Fumihiro Hirose, Kensuke Yamaji +4 more | 2019-11-19 |
| 10394169 | Fixing device and image forming apparatus | Fumihiro Hirose, Masami Okamoto, Jun Ogino, Kensuke Yamaji, Shuutaroh Yuasa +1 more | 2019-08-27 |
| 10095166 | Fixing device and image forming apparatus | Masami Okamoto, Seiji Saitoh, Shuutaroh Yuasa, Yuuta Kanda, Fumihiro Hirose +1 more | 2018-10-09 |
| 10088786 | Fixing device and image forming apparatus | Seiji Saitoh, Masami Okamoto, Kensuke Yamaji, Fumihiro Hirose, Shuutaroh Yuasa +1 more | 2018-10-02 |
| 10012936 | Fixing device and image forming apparatus | Kensuke Yamaji, Seiji Saitoh, Masami Okamoto, 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, Masami Okamoto, 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 | Masami Okamoto, Seiji Saitoh, 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, Masami Okamoto, Yuuki Kikushima, Shuutaroh Yuasa +3 more | 2018-04-10 |
| 9811034 | Image forming apparatus, image forming method, and recording medium storing image forming program | Hiroshi Kawabe, Kaori Hemmi | 2017-11-07 |
| 9733600 | Fixing device and image forming apparatus | Kenji Nozawa, Masami Okamoto, Yuuki Kikushima, Shuutaroh Yuasa, Kaori Hemmi | 2017-08-15 |
| 9601255 | Amorphous core transformer | Toshiki Shirahata, Junji Ono, Yoetsu Shiina | 2017-03-21 |
| 9563155 | Cooling device and image forming apparatus incorporating the cooling device | Kenji Ishii, Hiroaki Miyagawa, Tohru Matsumoto, Masahiro Yamazaki | 2017-02-07 |
| 9519249 | Fixing device and image forming apparatus | Fumihiro Hirose, Masami Okamoto, Kenji Nozawa, Yuuki Kikushima, Kensuke Yamaji +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, Masami Okamoto, Kenji Nozawa, Yuuki Kikushima, Kensuke Yamaji +2 more | 2016-07-12 |
| 9316979 | Fixing device and image forming apparatus | Kenji Nozawa, Masami Okamoto, Yoshikuni Sasaki, Yuuki Kikushima, Fumihiro Hirose +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, Kenji Nozawa, Yuuki Kikushima, Yoshikuni Sasaki +3 more | 2016-02-23 |
| 9244431 | Fixing device and image forming apparatus | Yuuki Kikushima, Masami Okamoto, Kenji Nozawa, Yoshikuni Sasaki, Fumihiro Hirose +3 more | 2016-01-26 |
| 9230729 | Transformer, amorphous transformer and method of manufacturing the transformer | Yoetsu Shiina, Toshiki Shirahata, Jyunnji Ono, Takaaki Hasegawa | 2016-01-05 |
| 9207601 | Control method, fixing device and image forming apparatus incorporating same | — | 2015-12-08 |
| 9000877 | Transformer, amorphous transformer and method of manufacturing the transformer | Yoetsu Shiina, Toshiki Shirahata, Jyunnji Ono, Takaaki Hasegawa | 2015-04-07 |
| 8897685 | Cleaning system, fixing device, and image forming apparatus incorporating same | — | 2014-11-25 |
| 8886097 | Cleaning system control method, fixing device, and image forming apparatus incorporating same | Atsushi Nagata, Takashi Kagami | 2014-11-11 |