Issued Patents All Time
Showing 76–95 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7592644 | X-Y address type solid state image pickup device and method of producing the same | Ryoji Suzuki, Keiji Mabuchi | 2009-09-22 |
| 7547927 | X-Y address type solid state image pickup device and method of producing the same | Ryoji Suzuki, Keiji Mabuchi | 2009-06-16 |
| 7386241 | Processing cartridge rotating a drum shaft in different directions and image forming apparatus mounting such a cartridge | Susumu Nittani, Tadashi Horikawa | 2008-06-10 |
| 7294873 | X-Y address type solid state image pickup device and method of producing the same | Ryoji Suzuki, Keiji Mabuchi | 2007-11-13 |
| 7231164 | Developing unit, developing cartridge, and image forming apparatus | Kinya Harada, Koji Hashimoto | 2007-06-12 |
| D528591 | Image forming apparatus | Koji Hashimoto, Kazuo Chadani, Kinya Harada, Kazuhiko Kanno | 2006-09-19 |
| 7082276 | Information storing medium, unit, process cartridge, developing cartridge, and electrophotographic image forming apparatus | Toshiyuki Karakama, Tatsuya Shiratori, Shinji Goto, Hironobu Isobe, Shinya Noda +1 more | 2006-07-25 |
| 7022575 | Manufacturing method of semiconductor device | Katsuhiko Iizuka, Kazuo Okada, Hiroyuki Dobashi, Hiroyuki Suzuki, Takayoshi Honda +1 more | 2006-04-04 |
| 6980759 | Process cartridge and electrophotographic image forming apparatus | Kazuhiko Kanno, Kazuo Chadani | 2005-12-27 |
| 6915092 | Process cartridge remanufacturing method | Koji Yamaguchi, Yasufumi Yoshino | 2005-07-05 |
| 6826380 | Information storing medium, unit, process cartridge, developing cartridge, and electrophotographic image forming apparatus | Toshiyuki Karakama, Tatsuya Shiratori, Shinji Goto, Hironobu Isobe, Shinya Noda +1 more | 2004-11-30 |
| D477631 | Developing cartridge | Hironobu Isobe, Yasufumi Yoshino | 2003-07-22 |
| 6404996 | Electrophotographic apparatus having plural image forming modes, and a process cartridge applied to such electrophotographic apparatus | Hisayoshi Kojima, Kazunari Murayama, Kazufumi Muto | 2002-06-11 |
| 6314266 | Cleaning apparatus equipped with brush roller, process cartridge, and image forming apparatus | Kazunari Murayama, Hisayoshi Kojima | 2001-11-06 |
| 6298217 | Cleaning apparatus and process cartridge | Kazunari Murayama | 2001-10-02 |
| 6285851 | Cleaning apparatus which includes cleaning member, supporting portion and reinforcing member | Hisayoshi Kojima, Kazunari Murayama | 2001-09-04 |
| 6266503 | Method for attaching electrostatic photosensitive drum method for replacing electrophotographic photosensitive drum and process cartridge | Kazunari Murayama, Hisayoshi Kojima | 2001-07-24 |
| 6178301 | Cleaning apparatus for cleaning an image carrier, process cartridge having a cleaning apparatus for removing remaining developer on an image carrier, and image forming apparatus having a cleaning member for removing remaining developer on an image carrier | Hisayoshi Kojima, Kazunari Murayama | 2001-01-23 |
| 6157792 | Electrophotographic apparatus having plural image forming modes, and a process cartridge applied to such electrophotographic apparatus | Hisayoshi Kojima, Kazunari Murayama, Kazufumi Muto | 2000-12-05 |
| 6131011 | Method of adjusting the mounting of cleaning member, process cartridge and image forming apparatus | Hisayoshi Kojima, Kazunari Murayama | 2000-10-10 |