Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12393153 | Toner container | Makoto Hayashida, Yuuki Nakamura, Go Torii | 2025-08-19 |
| 12222674 | Cartridge, toner cartridge, and image forming apparatus | Yosuke Kashiide, Yuichi Fukui, Naoki Hayashi, Naoki Maeda, Takashi Kimura +2 more | 2025-02-11 |
| 12164260 | Process cartridge having a receptacle for developer replenishment | Naoki Maeda, Yuuki Nakamura | 2024-12-10 |
| 11809123 | Image forming apparatus and image forming unit | Kazutaka Sueshige, Tatsuro Harada, Akinobu Hirayama | 2023-11-07 |
| D993925 | Process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2023-08-01 |
| 11378909 | Image forming apparatus and image forming unit | Kazutaka Sueshige, Tatsuro Harada, Akinobu Hirayama | 2022-07-05 |
| 10983475 | Image forming apparatus and image forming unit | Kazutaka Sueshige, Tatsuro Harada, Akinobu Hirayama | 2021-04-20 |
| 10969730 | Image forming apparatus and image forming unit | Kazutaka Sueshige, Tatsuro Harada, Tetsuo Uesugi, Toru Oguma | 2021-04-06 |
| D889415 | Process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2020-07-07 |
| D863419 | Flange coupling for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2019-10-15 |
| D862584 | Side cover for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2019-10-08 |
| D862586 | Photosensitive drum for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2019-10-08 |
| D862585 | Side cover for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2019-10-08 |
| D862587 | Coupling for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2019-10-08 |
| 10401787 | Image forming apparatus having member for positioning cartridge | Shoji Kamizato | 2019-09-03 |
| D845384 | Process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Takuya Kawakami, Yohei Kusano +4 more | 2019-04-09 |
| 10203655 | Image forming apparatus | Daisuke Hiramatsu, Tetsuya Numata | 2019-02-12 |
| 10025269 | Image forming apparatus having member for positioning cartridge | Shoji Kamizato | 2018-07-17 |
| 9971281 | Developer container, developing device, process cartridge, and image forming apparatus | Tetsuya Numata | 2018-05-15 |
| 9952555 | Cartridge configured to be removably attachable to an image forming apparatus | Yohei Kusano | 2018-04-24 |
| 9829857 | Image forming apparatus including an erroneous attaching prevention unit | Toru Oguma, Hiroaki Nosho | 2017-11-28 |
| 9804559 | Image forming apparatus including a moving member configured to move a cartridge | Shoji Kamizato | 2017-10-31 |
| 9720372 | Image forming apparatus | Daisuke Hiramatsu, Tetsuya Numata | 2017-08-01 |
| 9651916 | Cartridge having storing medium and image forming apparatus using the cartridge | Takuya Kawakami, Naoya Asanuma, Kiyoshi Furuta | 2017-05-16 |
| 9535398 | Developer cartridge, developing apparatus, process cartridge and image forming apparatus | Toru Oguma | 2017-01-03 |