Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11256193 | Powder transport device, developing device, and image forming apparatus | Arichika Tanaka | 2022-02-22 |
| 10877397 | Developer storage level detecting device, developer supplying device, and image forming apparatus | — | 2020-12-29 |