Issued Patents All Time
Showing 126–150 of 201 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7783233 | Developing device including improved conveying device, process cartridge and image forming apparatus using the same | Nobuo Iwata, Tomoyuki Ichikawa, Natsumi Katoh, Tomoya Ohmura | 2010-08-24 |
| 7782064 | Test apparatus and test module | Masuhiro Yamada | 2010-08-24 |
| 7778577 | Developer container for an image forming apparatus | Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata | 2010-08-17 |
| 7729642 | Stress-reduceable transport unit and image forming apparatus using the same | Nobuo Iwata, Tomoyuki Ichikawa, Natsumi Katoh | 2010-06-01 |
| 7636536 | Image forming apparatus having an improved developer conveying system | Nobuo Iwata, Tomoyuki Ichikawa, Natsumi Katoh | 2009-12-22 |
| 7603054 | Image forming apparatus, powder supplying unit, toner container, powder container, and method of recycling the powder container | Goro Katsuyama, Nobuo Iwata, Nobuo Kasahara, Satoshi Muramatsu | 2009-10-13 |
| 7593674 | Body member of a powder container | Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Goro Katsuyama | 2009-09-22 |
| 7542703 | Developing device replenishing a toner or a carrier of a two-ingredient type developer and image forming apparatus including the developing device | Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu | 2009-06-02 |
| 7542697 | Toner supply unit and image forming apparatus | Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa, Yoshio Hattori +5 more | 2009-06-02 |
| 7536139 | Powder container for use in an image forming apparatus having an opening which faces horizontally | Goro Katsuyama, Nobuo Iwata, Nobuo Kasahara, Satoshi Muramatsu | 2009-05-19 |
| 7512364 | Image forming apparatus including a developer replenishing device for a two-ingredient type developer | Satoshi Muramatsu, Nobuo Iwata, Nobutaka Takeuchi, Takayuki Koike, Eriko Maruyama | 2009-03-31 |
| 7509079 | Toner, toner conveying apparatus and method, and image forming apparatus | Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata | 2009-03-24 |
| 7509517 | Clock transferring apparatus for synchronizing input data with internal clock and test apparatus having the same | Masahiko Hata | 2009-03-24 |
| 7450891 | Developer container for an image forming apparatus | Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata | 2008-11-11 |
| 7444107 | Image forming method and apparatus having a unit for conveying toner and carrier particles from a cleaning unit to a developing unit | Nobutaka Takeuchi, Nobuo Iwata, Satoshi Muramatsu, Takayuki Koike, Eriko Maruyama | 2008-10-28 |
| 7406278 | Powder container having a lower section with multiple parts which rotatably engage with each other | Goro Katsuyama, Nobuo Iwata, Nobuo Kasahara, Satoshi Muramatsu | 2008-07-29 |
| 7356288 | Developing apparatus having improved agitation effect | Nobuo Iwata, Satoshi Muramatsu, Nobutaka Takeuchi, Takayuki Koike | 2008-04-08 |
| 7356290 | Toner supply unit and image forming apparatus | Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa, Yoshio Hattori +5 more | 2008-04-08 |
| 7346286 | Method and apparatus for image forming effectively detecting deterioration of developer | Nobuo Iwata, Satoshi Muramatsu, Nobutaka Takeuchi, Takayuki Koike, Eriko Maruyama | 2008-03-18 |
| 7346299 | Developer container for an image forming apparatus | Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata | 2008-03-18 |
| 7289748 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Takaaki Yanagisawa, Masumi Sato, Kazuhiko Yuuki, Akio Kosuge, Yoshinori Ozawa +4 more | 2007-10-30 |
| 7289201 | Inspection device for transparent substrate end surface and inspection method therefor | — | 2007-10-30 |
| 7277664 | Image forming device, powder feeding device, toner storage container, powder storage container, and method of recycling the containers | Goro Katsuyama, Nobuo Iwata, Nobuo Kasahara, Satoshi Muramatsu | 2007-10-02 |
| 7257348 | Body member of a powder container | Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Goro Katsuyama | 2007-08-14 |
| 7245853 | Developer container, developer supplying unit, and image forming apparatus | Satoshi Muramatsu, Nobuo Iwata, Nobutaka Takeuchi, Takayuki Koike | 2007-07-17 |