Issued Patents All Time
Showing 25 most recent of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12117763 | Development device, process cartridge, and image forming apparatus | Hiroaki Nosho, Tetsuya Numata | 2024-10-15 |
| 11994824 | Cartridge and electrophotographic image forming apparatus | Noriyuki Komatsu, Shunsuke Uratani | 2024-05-28 |
| 11960225 | Image forming apparatus | Koji Yamaguchi, Kohei Matsuda, Hiroki Ogino, Yasushi Katsuta, Kaori Noguchi +4 more | 2024-04-16 |
| D993925 | Process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2023-08-01 |
| 11703795 | Development device, process cartridge, and image forming apparatus | Hiroaki Nosho, Tetsuya Numata | 2023-07-18 |
| 11500324 | Cartridge and electrophotographic image forming apparatus | Noriyuki Komatsu, Shunsuke Uratani | 2022-11-15 |
| 11360416 | Image forming apparatus | Koji Yamaguchi, Kohei Matsuda, Hiroki Ogino, Yasushi Katsuta, Kaori Noguchi +4 more | 2022-06-14 |
| 11287772 | Development device, process cartridge, and image forming apparatus | Hiroaki Nosho, Tetsuya Numata | 2022-03-29 |
| 11099518 | Cartridge and electrophotographic image forming apparatus | Noriyuki Komatsu, Shunsuke Uratani | 2021-08-24 |
| 10969730 | Image forming apparatus and image forming unit | Kazutaka Sueshige, Tatsuro Harada, Takayuki Yada, Tetsuo Uesugi | 2021-04-06 |
| 10845723 | Photosensitive drum unit to address vibration of a charge roller | Hiroaki Nosho, Takatoshi Hamada | 2020-11-24 |
| D889415 | Process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2020-07-07 |
| 10606210 | Development device, process cartridge, and image forming apparatus | Hiroaki Nosho, Tetsuya Numata | 2020-03-31 |
| 10551790 | Cartridge and electrophotographic image forming apparatus | Noriyuki Komatsu, Shunsuke Uratani | 2020-02-04 |
| 10474059 | Developing unit and process cartridge | Tetsuya Numata, Naoya Asanuma | 2019-11-12 |
| 10466641 | Image forming unit to suppress uneven charging | Hiroaki Nosho, Takatoshi Hamada | 2019-11-05 |
| D863419 | Flange coupling for process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-15 |
| D862584 | Side cover for process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D862585 | Side cover for process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D862586 | Photosensitive drum for process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D862587 | Coupling for process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D845384 | Process cartridge for image forming apparatus | Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-04-09 |
| 10254710 | Development device, process cartridge, and image forming apparatus | Hiroaki Nosho, Tetsuya Numata | 2019-04-09 |
| 10197967 | Cartridge and electrophotographic image forming apparatus | Noriyuki Komatsu, Shunsuke Uratani | 2019-02-05 |
| 10156828 | Cartridge and cover member | Takuya Kawakami, Yohei Kusano | 2018-12-18 |