Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7899348 | Image forming apparatus with developing bias correcting portion that changes a developing density adjustment pattern | Keisuke Isoda | 2011-03-01 |
| 7899352 | Image forming apparatus | Norio Tomiie, Shinki Miyaji | 2011-03-01 |