Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913466 | Pump and rotary baffle plate | Yoichi Nakamura, Akinori Murata, Soichiro Ogawa, Dong-Min Kim | 2024-02-27 |
| D1012975 | Pump casing | Soichiro Ogawa, Yoichi Nakamura | 2024-01-30 |
| D1006057 | Pump casing | Soichiro Ogawa, Yoichi Nakamura | 2023-11-28 |
| 9441787 | Rotatable apparatus | Yoichi Nakamura, Junya Kawabata | 2016-09-13 |
| 9234624 | Shaft coupling guard and rotatable apparatus system | Yoichi Nakamura, Junya Kawabata | 2016-01-12 |