Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11474458 | Image forming apparatus that determines whether or not plurality of rotating bodies are in state of contact | Ryo Matsumura, Keisuke Samejima, Keizo Kojima | 2022-10-18 |
| 11307525 | Printed circuit board mounting piezoelectric transformer | Norikazu Sugiyama, Ryo Matsumura | 2022-04-19 |