Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271126 | Image forming apparatus configured to perform cleaning operation for cleaning drum cleaning roller configured to collect toner on photosensitive drum | Toshio Furukawa, Koji Ogawa, Fan Xu, Kazuma Hinoue, Shintaro Fukuoka +12 more | 2025-04-08 |
| 12164245 | Cartridge having detachable cap to cover opening of casing for replenishing toner into storage bag accommodated in casing | Nao Itabashi, Masahiko Hayakawa, Sakiho HAYAKAWA, Shintaro Fukuoka, Haruka KIZU +1 more | 2024-12-10 |
| 11415912 | Developing cartridge including agitator configured to contact peripheral surface of supply roller | Kazuaki Ooka, Kengo Yada, Ayaka Komori, Shota Iriyama, Keigo Nakajima +1 more | 2022-08-16 |
| 11392083 | Image forming apparatus including drum cartridge having photosensitive drum and toner cartridge having developing roller | Shunji Yoshimoto, Naoya Kamimura, Masashi Imai, Masaki Ueji, Keita Hironaka | 2022-07-19 |
| 10915064 | Image forming apparatus including drum cartridge having photosensitive drum and toner cartridge having developing roller | Shunji Yoshimoto, Naoya Kamimura, Masashi Imai, Masaki Ueji, Keita Hironaka | 2021-02-09 |
| 10691039 | Charge removal process in image forming apparatus | Shota Iriyama, Kazutoshi Kotama, Chieko Mimura, Kengo Yada | 2020-06-23 |
| 10488807 | Charge removal process in image forming apparatus | Shota Iriyama, Kazutoshi Kotama, Chieko Mimura, Kengo Yada | 2019-11-26 |
| 10444657 | Charge voltage controller for process unit of image forming apparatus, method of controlling the same, and non-transitory computer-readable storage medium | Kengo Yada, Hiroshige Hiramatsu, Shota Iriyama, Chieko Mimura | 2019-10-15 |
| 10437189 | Image forming apparatus with re-conveyance mechanism | Kensuke Miyahara, Kunihiko Kondo | 2019-10-08 |
| 10289019 | Image forming apparatus that controls cleaning ability of cleaner and control method thereof | Kazutoshi Kotama, Chieko Mimura, Kengo Yada, Shota Iriyama | 2019-05-14 |
| 10254678 | Image forming apparatus having image bearing member and collection device to collect materials adhered on the image bearing member | Yuichi Matsushita, Hiroshige Hiramatsu, Chieko Mimura, Kengo Yada, Shota Iriyama | 2019-04-09 |
| 10248072 | Cleaning roller provided with shaft and elastic body wound thereabout | Kengo Yada, Keigo Nakajima, Yuichi Matsushita, Shota Iriyama, Atsushi Ozawa | 2019-04-02 |
| 10031467 | Cleaning roller provided with shaft and elastic body wound thereabout | Kengo Yada, Keigo Nakajima, Yuichi Matsushita, Shota Iriyama, Atsushi Ozawa | 2018-07-24 |
| 9989914 | Cleaning roller and cleaning device | Kengo Yada, Yuichi Matsushita, Keigo Nakajima, Shota Iriyama, Atsushi Ozawa | 2018-06-05 |
| 9952551 | Image forming apparatus for performing scraping process to scrape photosensitive member | Shota Iriyama, Kengo Yada, Yuichi Matsushita, Chieko Mimura, Hiroshige Hiramatsu | 2018-04-24 |