Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8275295 | Toner container and toner filling method | Masato Serizawa, Kazuyuki Yamagishi, Keisuke Shinoda | 2012-09-25 |
| 7917087 | Wireless communication system and image forming device | — | 2011-03-29 |
| 7463835 | Image forming apparatus having process cartridges with identified parts | — | 2008-12-09 |
| 7437101 | Toner container and toner filling method | Masato Serizawa, Kazuyuki Yamagishi, Keisuke Shinoda | 2008-10-14 |
| RE40452 | Image forming apparatus and replacement part used therefor | — | 2008-08-05 |
| 7340199 | Image forming device | Isao Ito, Iwao Kuriki, Hiroki Shiba, Kazuhiro Saito, Akio Nishimura | 2008-03-04 |
| 7324762 | Cartridge, indentification information tag and image forming device | — | 2008-01-29 |
| 7139513 | Image forming apparatus having a development agent cartridge attachable in a direction tangential to a rotating direction of a development device | Masaya Okamoto | 2006-11-21 |
| 7110705 | Image forming device | — | 2006-09-19 |
| D520051 | Belt cartridge | — | 2006-05-02 |
| 6944414 | Image forming apparatus, a developer leakage preventing member for using the same and a method for shipping/transporting an image forming apparatus | Toyohiko Awano | 2005-09-13 |
| 6937839 | Image formation apparatus and developer collection vessel used therewith | Masato Serizawa | 2005-08-30 |
| 6782235 | Image formation apparatus and developer collection vessel used therewith | Masato Serizawa, Kouji Hamabe | 2004-08-24 |
| 6490422 | Image forming apparatus and replacement part used therefor | — | 2002-12-03 |
| 6389257 | Developer cartridge having a spirally-formed feeding member mounted in a cylindrical member and method of manufacturing the same | Toshio Masubuchi | 2002-05-14 |
| 6137975 | Developing device for preventing an overflow of a developer from a developing unit | Toyohiko Awano, Tetsuro Maeda, Shigemasa Nakaya, Toshio Uchida | 2000-10-24 |
| 6104898 | Rotary developing device having adjustably mounted developing units | Toyohiko Awano, Tetsuro Maeda, Shigeki Nishimura, Shigemasa Nakaya, Takeshi Fukuda +1 more | 2000-08-15 |
| D408845 | Toner cartridge | — | 1999-04-27 |
| 5752141 | Rotating type developing apparatus | Masayuki Nishimura, YUUSAKU HASHIMOTO, Takeshi Okoshi, Yoshifumi Ozaki, Hideo Nagura +4 more | 1998-05-12 |