Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D925449 | Motor | Yohei Oishi, Takahide Ozawa, Kazuma Nishimura, Akihiro Ochiai, Ryoko Ikegami +2 more | 2021-07-20 |
| D924800 | Motor | Yohei Oishi, Takahide Ozawa, Kazuma Nishimura, Akihiro Ochiai, Ryoko Ikegami +2 more | 2021-07-13 |
| 10935029 | Pump and motor casing having ribs and guide protrusions | Yohei Oishi | 2021-03-02 |