Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9002230 | Electrophotographic color image forming apparatus with movable cartridge carrying member and associated electrical contacts | Chikara Imaizumi, Takeo Kawanami, Hiromi Fujinaka | 2015-04-07 |
| 8862014 | Electrophotographic color image forming apparatus with movable member for supporting a cartridge | Chikara Imaizumi, Takeo Kawanami, Hiromi Fujinaka | 2014-10-14 |
| 8843023 | Electrophotographic image forming apparatus with cartridge mounting tray and member regulating movement of the tray | Hiromi Fujinaka, Chikara Imaizumi, Takeo Kawanami | 2014-09-23 |
| 8712280 | Image forming apparatus assembled with a fixing member and a pressing member | Tomoya Kuruma | 2014-04-29 |
| 8463157 | Electrophotographic image forming apparatus with movable tray for mounting cartridges | Hiromi Sakurai, Chikara Imaizumi, Takeo Kawanami | 2013-06-11 |
| 8442412 | Electrophotographic color image forming apparatus carrying process cartridges on a movable member | Chikara Imaizumi, Takeo Kawanami, Hiromi Sakurai | 2013-05-14 |
| 8301054 | Process cartridge and image forming apparatus | Masato Tanabe, Susumu Nittani, Shinjiro Toba | 2012-10-30 |
| 8285174 | Color electrophotographic image forming apparatus having a cartridge supporting member | — | 2012-10-09 |
| 8175487 | Electrophotographic color image forming apparatus carrying process cartridges on a movable member | Chikara Imaizumi, Takeo Kawanami, Hiromi Sakurai | 2012-05-08 |
| 8145095 | Electrophotographic image forming apparatus with movable tray for supporting a cartridge | Hiromi Sakurai, Chikara Imaizumi, Takeo Kawanami | 2012-03-27 |
| 8145096 | Image forming apparatus having a process cartridge removable from a main body of the apparatus having improved usability | Takeo Kawanami, Chikara Imaizumi, Hiromi Sakurai | 2012-03-27 |
| 8010014 | Color electrophotographic image forming apparatus having a cartridge supporting member | — | 2011-08-30 |
| 7953340 | Process cartridge having electrical contact and image forming apparatus having electrical contact in urging member | Masato Tanabe, Susumu Nittani, Shinjiro Toba | 2011-05-31 |
| 7937020 | Electrophotographic image forming apparatus | Hiromi Sakurai, Chikara Imaizumi | 2011-05-03 |
| 7907866 | Color electrophotographic image forming carrying process cartridges on a movable member movable in a direction crossing a longitudinal direction of a photosensitive drum of the cartridges | Chikara Imaizumi, Takeo Kawanami, Hiromi Sakurai | 2011-03-15 |
| 7894733 | Process cartridge and image forming apparatus | Masato Tanabe, Susumu Nittani, Shinjiro Toba | 2011-02-22 |
| 7761024 | Electrophotographic color image forming apparatus carrying process cartridge on a movable member | Chikara Imaizumi, Takeo Kawanami, Hiromi Sakurai | 2010-07-20 |
| 7715752 | Electrophotographic image forming apparatus with image bearing member contacting and being spaced from transfer member transferring a toner image from the member thereonto | Hiromi Sakurai, Chikara Imaizumi | 2010-05-11 |
| 7715746 | Process cartridge having electrical contact and image forming apparatus having electrical contact in urging member | Masato Tanabe, Susumu Nittani, Shinjiro Toba | 2010-05-11 |
| 7660549 | Electrophotographic image forming apparatus | Chikara Imaizumi, Hiromi Sakurai | 2010-02-09 |
| 7567769 | Electrophotographic color image forming apparatus | Hiromi Sakurai, Chikara Imaizumi, Takeo Kawanami | 2009-07-28 |
| 7486907 | Electrophotographic image forming apparatus including a tray for carrying a process cartridge | Chikara Imaizumi, Hiromi Sakurai | 2009-02-03 |
| 6934499 | Image forming apparatus | Noriaki Sato, Hideo Nanataki, Naoki Enomoto | 2005-08-23 |
| D489752 | Image forming apparatus | Koji Yamaguchi, Kazuhiko Kanno, Yumi Fujiwara | 2004-05-11 |
| 6678481 | Image forming apparatus with openable-and-closable member positionable switch feature | Kei Sawanaka | 2004-01-13 |