Issued Patents 2025
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391047 | Inkjet recording apparatus | Yuko YANO, Hiroomi Nakatsuji, Issei Nakano, Takashi Somete, Chikara Ishihara +2 more | 2025-08-19 |
| 12325234 | Image forming apparatus | Hiroomi Nakatsuji, Masato Usui, Naoko Kawashima | 2025-06-10 |