Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11532297 | Sound emitting apparatus and blade noise reduction apparatus | — | 2022-12-20 |
| 11415152 | System for reducing interference noise of rotor and stator blades, and flight vehicle | Akihiko Enamito | 2022-08-16 |