Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10503111 | Image forming apparatus for displaying a screen to prompt a user to re-attach a container having developing material | Ryou Sakaguchi, Toshifumi Oikawa | 2019-12-10 |
| 10444666 | Image forming apparatus with removable developer container | — | 2019-10-15 |
| 10191430 | Image forming apparatus | Ryou Sakaguchi, Toshifumi Oikawa | 2019-01-29 |