Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9841524 | Metal object detection device | Kazuyoshi Obayashi, Akira Kamiya, Keisuke Tani | 2017-12-12 |
| 9821974 | Sheet conveying apparatus | — | 2017-11-21 |
| 9748773 | Contactless power supply device | Kouji Mazaki, Kazuyoshi Obayashi | 2017-08-29 |