Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10317820 | Toner supply device and image forming apparatus | — | 2019-06-11 |
| 9529301 | Image forming apparatus, drum unit, and developing unit | Junji Murakawa, Takeru Kinoshita | 2016-12-27 |
| 9316988 | Rotary power transmission mechanism for transmitting rotary power from a shaft to a cylindrical member while suppressing shifting of the cylindrical member during rotation, and photoreceptor drum device, developing device, fixing device, and image forming device provided with the rotary power transmission mechanism | — | 2016-04-19 |
| 9280095 | Developing device and image forming apparatus having seal member with non-contact portion | — | 2016-03-08 |
| 9176472 | Exhaust device and image forming device including same | Yusuke Nakayama, Naoki Kataoka | 2015-11-03 |
| 9164421 | Toner bottle, supply unit, and image forming apparatus | Kengo Asai | 2015-10-20 |
| 8862032 | Toner supply device and image forming apparatus using same | — | 2014-10-14 |
| 8824934 | Toner supply system including receiving section having toner stirrer and toner container rotatble in toner supply system | Shoichiro Ishibashi | 2014-09-02 |
| 8086136 | Photoreceptor unit and image forming apparatus | — | 2011-12-27 |
| 6118955 | Image forming apparatus and fixing apparatus | Satoru Yoneda, Toshio Sakata, Takashi Yamada, Yoshifumi Kosagi, Tetsuya Yamada | 2000-09-12 |
| 6029040 | Fixing apparatus and releasing agent supplying apparatus | Takashi Yamada, Satoru Yoneda, Toshio Sakata, Yoshifumi Kosagi | 2000-02-22 |
| 6002908 | Drive device, and fusing device and transfer device including said drive device | Satoru Yoneda, Toshio Sakata, Tetsuya Yamada, Takashi Yamada, Yoshifumi Kosagi | 1999-12-14 |
| 5857136 | Belt transport device and belt fixing device | Satoru Yoneda | 1999-01-05 |
| 5811759 | Fixing device | Yoshifumi Kosagi | 1998-09-22 |
| 5714736 | Heating system and image forming apparatus | Satoru Yoneda, Kazuo Mohri | 1998-02-03 |
| 5227843 | Drive transmission system for a process cartridge used in an image forming apparatus | Shunji Yamamoto, Hiromitsu Saijo, Yukio Tokura | 1993-07-13 |