Issued Patents All Time
Showing 1–25 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12287595 | Fixing device including holder having heater supporting surface supporting heater, and contacting surface opposite heater supporting surface and in contact with stay | Yasutada Kato, Kazuna Taguchi, Yuichi Ikeno, Takuya Nishimura, Shinichi Hatakeyama +2 more | 2025-04-29 |
| 12287596 | Image forming apparatus | Takuya Nishimura | 2025-04-29 |
| 12271148 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Yohei Hashimoto, Kouji Watanabe | 2025-04-08 |
| 12222666 | Fixing device including pressure roller whose elastic layer has little impact on nip width due to thermal expansion | Takuya Nishimura, Kazuna Taguchi, Yasutada Kato, Shinichi Hatakeyama | 2025-02-11 |
| 12174570 | Fixing unit | Yuichi Ikeno | 2024-12-24 |
| 12013658 | Image forming apparatus having cartridge and waste developer accommodating portion | Shougo Sato, Hirotaka Mori | 2024-06-18 |
| 11853002 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Yohei Hashimoto, Kouji Watanabe | 2023-12-26 |
| 11829090 | Fixing device | Yasuhiro Maruyama | 2023-11-28 |
| 11733638 | Image forming apparatus having cartridge and waste developer accommodating portion | Shougo Sato, Hirotaka Mori | 2023-08-22 |
| 11640129 | Heating unit | Yasuhiro Maruyama, Yuichi Ikeno | 2023-05-02 |
| 11262695 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Yohei Hashimoto, Kouji Watanabe | 2022-03-01 |
| 11226581 | Image forming apparatus having cartridge and waste developer accommodating portion | Shougo Sato, Hirotaka Mori | 2022-01-18 |
| 11083103 | Electronic module | Taiki HASHIZUME | 2021-08-03 |
| 10948859 | Fixing device | — | 2021-03-16 |
| 10845755 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Yohei Hashimoto, Kouji Watanabe | 2020-11-24 |
| 10747164 | Image forming apparatus having cartridge and waste developer accommodating portion | Shougo Sato, Hirotaka Mori | 2020-08-18 |
| 10437194 | Image forming apparatus having cartridge and waste developer accommodating portion | Shougo Sato, Hirotaka Mori | 2019-10-08 |
| 10429792 | Waste toner container and image-forming apparatus provided with the same | Junichi Hashimoto | 2019-10-01 |
| 10401789 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Yohei Hashimoto, Kouji Watanabe | 2019-09-03 |
| 9894813 | Electric apparatus provided with frame and power supply | — | 2018-02-13 |
| 9846406 | Image forming apparatus having cartridge and waste developer accommodating portion | Shougo Sato, Hirotaka Mori | 2017-12-19 |
| 9796542 | Sheet feeding device and image forming apparatus employing the same | Yukio Shiohara, Yohei Hashimoto, Masamitsu Ukai, Hirotaka Mori, Noriyuki Kawamata +2 more | 2017-10-24 |
| 9423762 | Image forming apparatus with frame having hollowly-formed connecting frames | — | 2016-08-23 |
| 9423763 | Exposure unit covering member configuration for an image forming apparatus | — | 2016-08-23 |
| 9342036 | Image forming apparatus with a pair of resin and metal frames | — | 2016-05-17 |