Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8909099 | Image forming apparatus | — | 2014-12-09 |
| 8862036 | Image forming apparatus and developer container removably connected thereto | — | 2014-10-14 |
| 8620195 | Toner supply apparatus, toner storage container, and image forming apparatus including same | — | 2013-12-31 |
| 8335455 | Toner supplying device and image forming apparatus | — | 2012-12-18 |
| 8290407 | Toner supply apparatus with a drive member for driving an agitator and with a film covering the periphery of the drive member | — | 2012-10-16 |
| 8190070 | Toner cartridge and image forming apparatus including the toner cartridge | Takaya Akiyama | 2012-05-29 |
| D658228 | Toner cartridge | — | 2012-04-24 |
| 7899365 | Image forming apparatus for forming a color image that prohibits image staining and contamination of toners in different colors with scattered toner | Yoshihiro Yamagishi | 2011-03-01 |
| D621871 | Toner cartridge | Koji Murata, Takaya Akiyama | 2010-08-17 |
| 7756452 | Developing device with structure configured to regulate distance between developing roller and regulating member for developer layer and image forming apparatus with the developing device | Hisashi Mukataka, Yoshihiro Yamagishi | 2010-07-13 |
| 7742718 | Developing device preventing damage by toner and image forming apparatus having the same | Masahiro Hashizume, Teruhiko Inada | 2010-06-22 |
| 7634216 | Image forming device | Taisuke Nagao, Yoshihiro Yamagishi | 2009-12-15 |
| 7519309 | Image forming device | Hidetoshi Miyamoto, Eiji Gyoutoku | 2009-04-14 |
| 7437103 | Imaging apparatus | Taisuke Nagao, Yoshihiro Yamagishi | 2008-10-14 |
| 6778796 | Driving mechanism for use in image forming apparatus | Naoki Yamane, Masahiro Tsutsumi, Eiji Nimura, Nariaki Tanaka, Akira Matayoshi +1 more | 2004-08-17 |
| 6704540 | Cleaning device of image forming machine | Naoki Yamane | 2004-03-09 |
| 6701122 | Cleaning device and image forming apparatus having it | Naoki Yamane, Hiromichi Ninomiya | 2004-03-02 |
| 6266499 | Transfer method for electrophotographic apparatus | Takahiko Murata, Masashi Fujishima | 2001-07-24 |
| D442624 | Toner cartridge | — | 2001-05-22 |
| 6163660 | Image-forming machine equipped with an exchangeable developing unit | Hiroshi Kubota, Koichi Yasuda, Shigeki Hayashi, Masahiro Hashizume | 2000-12-19 |
| D401615 | Developing unit for forming an image | Masaru Goto, Hiroyuki Hazama | 1998-11-24 |
| 5812918 | Electrostatic latent image developing device with developing agent-limiting means | Takahisa Nakaue, Akinobu Nakahata, Takeshi Aoki, Hiroshi Inui | 1998-09-22 |
| 5809384 | Developing device and toner cartridge applied to same | Kazuo Johroku | 1998-09-15 |
| 5805959 | Process unit | Hiroyuki Hazama, Hiroyuki Hamakawa, Masaru Watanabe, Takashi Terada, Hirotsugu Ogawa | 1998-09-08 |
| 5758230 | Device for developing electrostatic latent image | Takahisa Nakaue, Akinobu Nakahata, Takeshi Aoki, Hiroshi Inui, Naoyuki Ishida | 1998-05-26 |