Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410792 | Uniaxial eccentric screw pump | Noriaki Sakakihara | 2025-09-09 |
| 12338820 | Uniaxial eccentric screw pump | Noriaki Sakakihara | 2025-06-24 |
| 10364813 | Liquid transport device with decreasing pitches | Noriaki Sakakihara | 2019-07-30 |
| 10233921 | Axis eccentric screw pump with decreasing sectional area of stator with a constant diameter rotor | Noriaki Sakakihara | 2019-03-19 |
| 10233922 | Axis eccentric screw pump with an increasing diameter rotor with a constant sectional area stator | Noriaki Sakakihara | 2019-03-19 |
| 10227978 | Liquid transport device with decreasing eccentricity of the rotor | Noriaki Sakakihara | 2019-03-12 |