Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10409208 | Image forming apparatus for forming image on sheet | Sueaki Okamoto, Koji Kuramashi | 2019-09-10 |
| 10281837 | Developing device and image forming apparatus therewith | Masaki Hayashi, Koji Kuramashi | 2019-05-07 |
| 10281840 | Image forming apparatus that executes cleaning operation on fixing section | Sueaki Okamoto, Koji Kuramashi | 2019-05-07 |