Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12204272 | Developer supply container and developer supplying system | Daijiro Kato, Yusuke Oizumi, Ayatomo Okino | 2025-01-21 |
| 11852991 | Developer supply container and developer supplying system | Tsukasa Mine, Akihito Kamura, Koji Katayama, Masato Yamaoka, Yusuke Oizumi +4 more | 2023-12-26 |
| 11782382 | Developer supply container and developer supplying system | Daijiro Kato, Yusuke Oizumi, Ayatomo Okino | 2023-10-10 |
| 11687024 | Developer supply system, developer supply container mounting method and developer supply unit | Yusaku Makino, Nobuyuki Yomoda | 2023-06-27 |
| 11599042 | Developer supply container and developer supplying system | Tsukasa Mine, Akihito Kamura, Koji Katayama, Masato Yamaoka, Yusuke Oizumi +4 more | 2023-03-07 |
| 11526097 | Image forming apparatus | Kenzo Kumagai, Kazuhiro Akiba, Yuichiro Maeda | 2022-12-13 |
| 11526098 | Developer supply container and developer supplying system | Tsukasa Mine | 2022-12-13 |
| 11487239 | Developer supply container and developer supplying system | Daijiro Kato, Yusuke Oizumi, Ayatomo Okino | 2022-11-01 |
| 11353820 | Developer container storage apparatus | — | 2022-06-07 |
| 11334020 | Developer supply system, developer supply container mounting method and developer supply unit | Yusaku Makino, Nobuyuki Yomoda | 2022-05-17 |
| 11156952 | Developer supply container and developer supplying system | Daijiro Kato, Yusuke Oizumi, Ayatomo Okino | 2021-10-26 |
| 10859966 | Developer container storage apparatus | — | 2020-12-08 |
| 10732539 | Image forming apparatus | Hiromasa Katayama, Shogo Yamasaki | 2020-08-04 |
| 10725400 | Developer supply container and developer supplying system | Tsukasa Mine, Akihito Kamura, Koji Katayama, Masato Yamaoka, Yusuke Oizumi +4 more | 2020-07-28 |
| 10642217 | Developer supply system, developer supply container mounting method and developer supply unit | Yusaku Makino, Nobuyuki Yomoda | 2020-05-05 |
| 10591865 | Developer supply container and developer supplying system | Daijiro Kato, Yusuke Oizumi, Ayatomo Okino | 2020-03-17 |
| 10423095 | Developing apparatus having a sealing sheet and unsealing mechanism | Masafumi Takahashi, Hitoshi Kubota | 2019-09-24 |
| 9352603 | Sheet processing apparatus and image forming apparatus | — | 2016-05-31 |
| 9139396 | Sheet processing apparatus and image forming apparatus | — | 2015-09-22 |
| 9096407 | Sheet processing apparatus and image forming apparatus | — | 2015-08-04 |
| 8899579 | Sheet processing apparatus and image forming apparatus | — | 2014-12-02 |
| 8870175 | Sheet stacking apparatus and image forming apparatus | — | 2014-10-28 |
| 8814157 | Sheet processing apparatus and image forming apparatus | — | 2014-08-26 |
| 8668199 | Sheet conveyance apparatus and image forming system | Hideto Abe, Hideki Kushida, Toshiyuki Iwata | 2014-03-11 |
| 8613442 | Sheet storing apparatus and image forming apparatus | Naoto Tokuma, Toshiyuki Iwata | 2013-12-24 |