Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792230 | Image forming apparatus and process cartridge and developing unit for the image forming apparatus with efficient toner replenishing | Manabu Saito, Hidekazu Amamoto, Takaharu Abe | 2004-09-14 |
| 6782221 | Image forming apparatus having two developer storage units, process cartridge having two developer storage units, and recycling method thereof | Manabu Saito | 2004-08-24 |