Issued Patents 2022
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11531298 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Atsushi Fukaya, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa | 2022-12-20 |
| 11526117 | Image forming apparatus | Masato Makino | 2022-12-13 |
| 11526121 | Image forming apparatus | — | 2022-12-13 |
| 11500326 | Image forming apparatus including drum cartridge and development cartridge | Kazuna Taguchi | 2022-11-15 |
| 11493877 | Image forming apparatus | Kazuna Taguchi | 2022-11-08 |
| 11487241 | Image forming device | Kazuna Taguchi | 2022-11-01 |
| 11487223 | Image forming apparatus capable of facilitating toner replenishment to toner supply unit | — | 2022-11-01 |
| 11480915 | Image forming apparatus including drawer for supporting drum cartridge and developing cartridge | — | 2022-10-25 |
| 11467530 | Image forming apparatus | Yasuo Fukamachi | 2022-10-11 |
| 11460804 | Image forming apparatus | Yasumasa Fujii | 2022-10-04 |
| 11460803 | Process cartridge | Hideshi Nishiyama | 2022-10-04 |
| 11454919 | Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge | Yasuo Fukamachi, Motoaki Mushika, Kazuna Taguchi | 2022-09-27 |
| 11448997 | Image forming apparatus capable of preventing leakage of waste toner | — | 2022-09-20 |
| 11442400 | Image forming apparatus with LED unit movable from an exposure position to a cleaning position | Koji Ogawa | 2022-09-13 |
| 11442403 | Image forming apparatus and process cartridge including drum cartridge and development cartridge | Kazuna Taguchi | 2022-09-13 |
| 11435691 | Image forming apparatus | — | 2022-09-06 |
| 11429058 | Image forming apparatus including first process cartridge and second process cartridge attachable to drawer at positions adjacent to each other | Miho Ishida | 2022-08-30 |
| 11429059 | Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber | Hideshi Nishiyama | 2022-08-30 |
| 11429057 | Image forming apparatus including developing cartridge in which a front wall and first developing-device frame are overlapped | — | 2022-08-30 |
| 11429061 | Image forming apparatus | — | 2022-08-30 |
| 11422486 | Image forming apparatus | Miho Ishida | 2022-08-23 |
| 11415906 | Image forming apparatus | — | 2022-08-16 |
| 11415932 | Image forming apparatus having a protective mechanism for a photosensitive drum in a cartridge | Kazuna Taguchi | 2022-08-16 |
| 11409222 | Image forming apparatus | — | 2022-08-09 |
| 11409223 | Image forming apparatus | — | 2022-08-09 |