Issued Patents All Time
Showing 1–25 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372916 | Image-forming apparatus including mechanism for opening and closing shutter of attached drum cartridge in interlocking relation to opening and closing movement of cover | Aya Adachi, Shougo Sato | 2025-07-29 |
| 12366817 | Developing cartridge including protrusion positioned at outer surface of casing | Yasuo Fukamachi, Takuya Kanda | 2025-07-22 |
| 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, Makoto Souda, Yuichi Ikeno, Takuya Nishimura, Shinichi Hatakeyama +2 more | 2025-04-29 |
| 12282288 | Image forming apparatus | Shougo Sato | 2025-04-22 |
| 12259680 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Motoaki Mushika | 2025-03-25 |
| 12248262 | Fixing device and image forming apparatus | Shinichi Hatakeyama | 2025-03-11 |
| 12222666 | Fixing device including pressure roller whose elastic layer has little impact on nip width due to thermal expansion | Takuya Nishimura, Makoto Souda, Yasutada Kato, Shinichi Hatakeyama | 2025-02-11 |
| 12204275 | Developing cartridge providing layout of electrodes and detection gear | Keita Shimizu, Tomoya Ichikawa, Takashi Shimizu | 2025-01-21 |
| 12147189 | Image forming device | Shougo Sato | 2024-11-19 |
| 12147188 | Image forming apparatus including process cartridge provided with toner receiving part for receiving toner | Shougo Sato, Daisuke Maeta | 2024-11-19 |
| 12124209 | Image forming apparatus | Shougo Sato | 2024-10-22 |
| 12117765 | Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housing | Shougo Sato, Soichiro Mase | 2024-10-15 |
| 12105456 | Image forming device having drawer | Shougo Sato | 2024-10-01 |
| 12085887 | Fixing device including shutter pivotable about axis positioned downstream of nipping region in sheet conveying direction | Yasutada Kato, Yuichi Ikeno | 2024-09-10 |
| 12061437 | Image forming device and process cartridge therefor | Shougo Sato, Shunsuke Ishii | 2024-08-13 |
| 12044999 | Image forming apparatus and method for controlling the same | Sadaharu Kato, Mingguang Zhang, Shunsuke Ueki, Shintaro Sakaguchi, Yusuke Mizuno | 2024-07-23 |
| 11977345 | Device including rotator and belt, such as a fixing device for an image forming apparatus | Hiroshi Handa, Shuhei Fukue, Tomonori Watanabe, Kenji Takeuchi, Tatsuo Ogasawara | 2024-05-07 |
| 11934118 | Fuser | Mingguang Zhang | 2024-03-19 |
| 11934113 | Developing cartridge including protrusion positioned at outer surface of casing | Yasuo Fukamachi, Takuya Kanda | 2024-03-19 |
| 11927912 | Image forming apparatus and process cartridge including drum cartridge and development cartridge | Shougo Sato | 2024-03-12 |
| 11815846 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Motoaki Mushika | 2023-11-14 |
| 11803154 | Developing cartridge providing layout of electrodes and detection gear | Keita Shimizu, Tomoya Ichikawa, Takashi Shimizu | 2023-10-31 |
| 11762328 | Image forming apparatus | Shougo Sato | 2023-09-19 |
| 11714380 | Image forming apparatus including process cartridge provided with toner receiving part for receiving toner | Shougo Sato, Daisuke Maeta | 2023-08-01 |
| 11669042 | Image forming device and process cartridge therefor | Shougo Sato, Shunsuke Ishii | 2023-06-06 |