Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11609511 | Developing device and image forming apparatus having a reverse helical blade on a downstream end of a developer transport path | Kenta URAYAMA, Yoshifumi Ozaki, Tomoyuki Yoshii | 2023-03-21 |