Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559875 | Image forming apparatus with pixel density based light beam control | Keiji Okano, Shinichi Tsukida | 2003-05-06 |
| 6532030 | Process cartridge, image forming apparatus, and image forming method | Keiji Okano, Gaku Konishi | 2003-03-11 |