Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477336 | Process cartridge and image forming apparatus having a developer amount detecting member | — | 2002-11-05 |
| 6400918 | Cleaning device and image forming apparatus using the cleaning device | Yasuyuki Ishii, Norihisa Hoshika, Takeo Shoji | 2002-06-04 |