Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10866553 | Image forming apparatus, determination method, and developer processing apparatus configured to determine timing for replacement of developer based on a history of a deterioration index | — | 2020-12-15 |
| 10754283 | Image forming apparatus and system that reduce defects caused by residual toner | — | 2020-08-25 |
| 10754293 | Image forming apparatus having heater, temperature sensor and controller which disables print suspend operation | — | 2020-08-25 |