Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292698 | Image forming apparatus controlling voltage applied to electrodes of charging devices | — | 2025-05-06 |
| 12265338 | Image forming apparatus having controller to control voltage to first and second corona chargers | Tadashi Fukuda | 2025-04-01 |