Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429019 | Fuel and air charge forming device | Naoya Kumagai, Dairoku Suzuki, Jun Takano | 2025-09-30 |
| 11802529 | Fuel and air charge forming device | Naoya Kumagai, Dairoku Suzuki, Jun Takano | 2023-10-31 |