Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9014594 | Image forming apparatus and photosensitive unit | Yasushi Okabe, Junichi Hashimoto | 2015-04-21 |
| 8831473 | Photosensitive unit and image forming apparatus | Junichi Hashimoto, Yasushi Okabe | 2014-09-09 |
| 8818235 | Developing unit, process unit, and image forming device | — | 2014-08-26 |
| 8633953 | Developer cartridge for image-forming device | — | 2014-01-21 |
| 8600264 | Developer cartridge | Junichi Hashimoto, Yasushi Okabe | 2013-12-03 |
| 8559845 | Image forming apparatus and tandem type photosensitive unit | Yasushi Okabe, Junichi Hashimoto | 2013-10-15 |
| 8488993 | Image forming device having process unit that can be pulled out thereof | Junichi Hashimoto | 2013-07-16 |
| 8437665 | Developer cartridge for image-forming device | Tsutomu Suzuki | 2013-05-07 |
| 8346123 | Image forming apparatus and photosensitive unit | Yasushi Okabe, Junichi Hashimoto | 2013-01-01 |
| 8280280 | Developer cartridge | Junichi Hashimoto, Yasushi Okabe | 2012-10-02 |
| 8068764 | Image forming device | Masatoshi Sakaguchi | 2011-11-29 |
| 8055152 | Image forming apparatus having movable drawer detachably supporting a plurality of process cartridges | — | 2011-11-08 |
| D637225 | Toner cartridge | Junichi Hashimoto, Shuichi Kato | 2011-05-03 |
| 7924299 | Developer cartridge for image-forming device | — | 2011-04-12 |
| 7873296 | Photosensitive member cartridge, developer cartridge and process cartridge | Makoto Ishii, Fumikazu Sato, Takashi Shimizu | 2011-01-18 |
| 7853175 | Image forming apparatus having movable drawer detachably supporting a plurality of process cartridges | — | 2010-12-14 |
| 7796915 | Photosensitive member cartridge, developer cartridge and process cartridge | Makoto Ishii, Takashi Shimizu | 2010-09-14 |
| 7627264 | Developing device and image forming apparatus | Yuichi Matsushita, Hiroki Mori, Yukiko Nakaya, Fan Xu, Masahiro Ishii +1 more | 2009-12-01 |
| D596663 | Printer cartridge | Naoya Kamimura, Makoto Ishii, Yasushi Okabe | 2009-07-21 |
| 7536117 | Image-forming device and developing cartridge with information member for use therein | — | 2009-05-19 |
| D588632 | Tray for printer cartridges | Naoya Kamimura, Makoto Ishii, Yasushi Okabe | 2009-03-17 |
| D588189 | Tray for printer cartridges | Naoya Kamimura, Makoto Ishii, Yasushi Okabe | 2009-03-10 |
| D588190 | Printer cartridge | Naoya Kamimura, Makoto Ishii, Yasushi Okabe | 2009-03-10 |
| 7471921 | Developing device and image forming apparatus | Takeshi Fuwazaki, Masahiro Ishii | 2008-12-30 |
| D579970 | Tray for printer cartridges | Naoya Kamimura, Makoto Ishii, Yasushi Okabe | 2008-11-04 |