Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11392061 | Developing apparatus capable of enhancing efficiency of peeling off developer from a developing sleeve | — | 2022-07-19 |
| 11262672 | Developing device | Tomoyuki Sakamaki | 2022-03-01 |