Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9502929 | Rotor and motor | Yoji Yamada, Yuuki Fujii, Shigemasa Kato | 2016-11-22 |
| 9490670 | Rotor and motor | Takahiro Tsuchiya, Yoji Yamada, Koji Mikami | 2016-11-08 |
| 9490671 | Rotor and motor | Yoji Yamada | 2016-11-08 |
| 9273691 | Rotor and motor | Yoji Yamada, Yoko Tateishi, Yuuki Fujii, Seiya Yokoyama | 2016-03-01 |
| 9276444 | Rotor and motor | Yoji Yamada | 2016-03-01 |