Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441787 | Rotatable apparatus | Seigo Kyo, Yoichi Nakamura | 2016-09-13 |
| 9239056 | Pump impeller and submersible pump having such pump impeller | Yoshiaki Miyazaki, Hiromi Sakacho, Masashi Obuchi, Yoichi Nakamura | 2016-01-19 |
| 9234624 | Shaft coupling guard and rotatable apparatus system | Yoichi Nakamura, Seigo Kyo | 2016-01-12 |