Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271140 | Brush having a higher contact pressure with an image bearing member at an upstream end of the brush and image forming apparatus | Takayuki Kanazawa, Nobuo Oshima, Kuniaki Tamagaki, Shuhei Tokiwa, Taichi Sato | 2025-04-08 |
| 12181826 | Image forming apparatus | Shuhei Tokiwa, Takayuki Kanazawa, Taichi Sato | 2024-12-31 |
| 11860566 | Image forming apparatus | Takayuki Kanazawa, Nobuo Oshima, Kuniaki Tamagaki, Shuhei Tokiwa, Taichi Sato | 2024-01-02 |
| 11054786 | Image forming apparatus | Yuichiro Hirata, Taku Watanabe, Shunsuke Matsushita | 2021-07-06 |
| 10866539 | Unit having a developer conveying member and a filter for a chamber | Hisashi Taniguchi, Shuhei Kawasaki, Shota Nakamura | 2020-12-15 |
| 10761453 | Developing device, process cartridge, and image forming apparatus | Shuhei Kawasaki, Yoshihiro Mitsui, Yasukazu Ikami, Shunsuke Matsushita, Takuya Oka | 2020-09-01 |
| 10642203 | Image forming apparatus | Shinichi Agata | 2020-05-05 |
| 10146150 | Process cartridge, image forming apparatus, image forming method | Kosuke Ikada, Norihito Naito, Masataka Mochizuki | 2018-12-04 |
| 10108108 | Developing device, process cartridge, and image forming apparatus | Hiroyuki Seki | 2018-10-23 |
| 10073382 | Image forming apparatus that applies bias voltage according to stored image bearing member information | Yusaku Iwasawa | 2018-09-11 |
| 10067443 | Developer container, developing device, process cartridge, and image forming apparatus incorporating a developer quantity detection unit | Bunro Noguchi, Go Shindo | 2018-09-04 |
| 10031439 | Developing device having developer regulating member, process cartridge, and image forming apparatus | Shinichi Agata | 2018-07-24 |
| 10001721 | Image forming apparatus | Norihito Naito, Masataka Mochizuki, Kosuke Ikada | 2018-06-19 |
| 10001719 | Image forming apparatus | Kosuke Ikada, Masataka Mochizuki, Norihito Naito | 2018-06-19 |
| 9658566 | Developer container, developing device, process cartridge, and image forming apparatus | Go Shindo, Bunro Noguchi, Shogo Satomura | 2017-05-23 |
| 9342033 | Image forming apparatus with developer collecting operation | Hideaki Hasegawa, Motoki Adachi | 2016-05-17 |
| 9207558 | Image forming apparatus | Hideaki Hasegawa, Motoki Adachi | 2015-12-08 |
| 9134643 | Image forming apparatus including control unit for controlling charging bias and laser power | Motoki Adachi, Hideaki Hasegawa | 2015-09-15 |
| 9069278 | Image forming apparatus having non-image portion exposure amount that is lower in mono mode than in color mode | Motoki Adachi, Hideaki Hasegawa | 2015-06-30 |
| 9042744 | Image forming apparatus | Motoki Adachi, Hideaki Hasegawa | 2015-05-26 |
| 8818215 | Image forming apparatus for outputting a signal corresponding to an amount of a developer | Hideaki Hasegawa | 2014-08-26 |
| 8615181 | Image forming apparatus | Norihito Naito, Masahito Kato, Takashi Kase | 2013-12-24 |
| 8275279 | Image forming apparatus with operation of image bearing member after image formation | Norihito Naito, Masahito Kato, Takashi Kase | 2012-09-25 |
| 8000633 | Charging member, charging device, image forming apparatus, and process cartridge | Masahito Kato, Norihito Naito, Takashi Kase | 2011-08-16 |
| 7620072 | Device for reproducing received data for radio data communication and a method of adjusting frequency therefor | — | 2009-11-17 |