Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7869737 | Developer cartridge, developing device and image forming apparatus | — | 2011-01-11 |
| 7796925 | Developer holder, image forming unit, and image forming apparatus | — | 2010-09-14 |
| D588633 | Image drum cartridge | Shinichi Otani | 2009-03-17 |
| D573631 | Toner cartridge | Shinichi Otani | 2008-07-22 |
| 7327971 | Fitting construction and developer holding unit and image forming apparatus that use the fitting construction | — | 2008-02-05 |
| 7277666 | Developing apparatus with two toner-supplying bodies that periodically coact | Masahiro Kawano | 2007-10-02 |
| 7167671 | Toner draining mechanism, collected toner container, and image forming apparatus | Takashi Serizawa, Eisaku Muto, Junichi Ito | 2007-01-23 |