Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10788771 | Image forming apparatus with charging amount acquisition unit | Tamotsu Shimizu, Kenichi Tamaki | 2020-09-29 |
| 10775712 | Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier | Tamotsu Shimizu | 2020-09-15 |
| 10775727 | Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier | Akifumi Yamaguchi, Koji Suenami, Tamotsu Shimizu | 2020-09-15 |